Month: September 2024
Improving personal Fourier Interpolation Model
Hi i’m trying to interpolate a cyclical set of data through a fourier transform model. I can’t just use intrpft because i need the coefficients (amplitude, frequency and phase) to project the wave equation into future. I attach the program.
Basically i use the FFT to find n cycles amplitude and frequency. Then i sync each equation with the data. At the end i superimpose all the n cycles to find the wave equation.
I reached an R2 of 0.71.
The model interpolates very well frequencies and phases but there is some problems with amplitudes i guess.
I wonder if somebody can improve precision further.
ThanksHi i’m trying to interpolate a cyclical set of data through a fourier transform model. I can’t just use intrpft because i need the coefficients (amplitude, frequency and phase) to project the wave equation into future. I attach the program.
Basically i use the FFT to find n cycles amplitude and frequency. Then i sync each equation with the data. At the end i superimpose all the n cycles to find the wave equation.
I reached an R2 of 0.71.
The model interpolates very well frequencies and phases but there is some problems with amplitudes i guess.
I wonder if somebody can improve precision further.
Thanks Hi i’m trying to interpolate a cyclical set of data through a fourier transform model. I can’t just use intrpft because i need the coefficients (amplitude, frequency and phase) to project the wave equation into future. I attach the program.
Basically i use the FFT to find n cycles amplitude and frequency. Then i sync each equation with the data. At the end i superimpose all the n cycles to find the wave equation.
I reached an R2 of 0.71.
The model interpolates very well frequencies and phases but there is some problems with amplitudes i guess.
I wonder if somebody can improve precision further.
Thanks fourier, interpolation MATLAB Answers — New Questions
Ordering the elements of cells uniquely
I have n cells. Each cell contains a couple of numbers. I need to uniquely order the numbers and save it in a matrix. How is that possible?I have n cells. Each cell contains a couple of numbers. I need to uniquely order the numbers and save it in a matrix. How is that possible? I have n cells. Each cell contains a couple of numbers. I need to uniquely order the numbers and save it in a matrix. How is that possible? cell arrays MATLAB Answers — New Questions
How to fix HDD disk error found by Defender?
Should I fix or ignore the error? The hard drive is sent to me as gift by another.
Should I fix or ignore the error? The hard drive is sent to me as gift by another. Read More
What is the best video downloader for PC Windows 11/10 right now?
I’m using Windows 11 recently and I want to find a best video downloader for PC Windows 11, but there are so many options on the market that I don’t know which one is the best. I’ve tried some tools before, but they always have too many ads, slow download speeds, or poor quality. Can anyone recommend a good Windows 11/10 video downloader? It’s best if it’s easy to use, fast, and doesn’t affect the video quality. Thanks for your suggestions!
I’m using Windows 11 recently and I want to find a best video downloader for PC Windows 11, but there are so many options on the market that I don’t know which one is the best. I’ve tried some tools before, but they always have too many ads, slow download speeds, or poor quality. Can anyone recommend a good Windows 11/10 video downloader? It’s best if it’s easy to use, fast, and doesn’t affect the video quality. Thanks for your suggestions! Read More
Copilot in Windows Explorer
A really nice feature would be to use Copilot in the normal Windows Explorer. So we do not only use OneDrive or Teams for our files. We also use local servers/ fileshares.
To use that files in Copilot we always have to upload them to copilot. A second reason why Copilot in windows Explorer would be nice is that the most users do not open OneDrive or Teams Folders in the web. They open the synced folders from the Teams Groups or OneDrive in Windows Explorer.
Does someone know if such a feature should come? What do you think of this ideas?
A really nice feature would be to use Copilot in the normal Windows Explorer. So we do not only use OneDrive or Teams for our files. We also use local servers/ fileshares.To use that files in Copilot we always have to upload them to copilot. A second reason why Copilot in windows Explorer would be nice is that the most users do not open OneDrive or Teams Folders in the web. They open the synced folders from the Teams Groups or OneDrive in Windows Explorer.Does someone know if such a feature should come? What do you think of this ideas? Read More
Problème de mails non remis
Bonjour,
J’ai eu une tentative de piratage il y a à peu près un mois, après avoir modifié le mot de passe, j’ai récupéré ma boite mail. Depuis, dès que je reçois un mail, je reçois aussi un mail dans mes indésirables de “email address removed for privacy reasons” qui me dit que des mails pour ma réception ont été non remis alors que je les ai bien reçu. Je ne sais pas quoi faire et tous ces mails envahissent ma boite “indésirables”…
Merci de votre aide.
Bonjour, J’ai eu une tentative de piratage il y a à peu près un mois, après avoir modifié le mot de passe, j’ai récupéré ma boite mail. Depuis, dès que je reçois un mail, je reçois aussi un mail dans mes indésirables de “email address removed for privacy reasons” qui me dit que des mails pour ma réception ont été non remis alors que je les ai bien reçu. Je ne sais pas quoi faire et tous ces mails envahissent ma boite “indésirables”…Merci de votre aide. Read More
Migrating from NinjaOne, BitDefender, and Phish Titan to a Unified Microsoft Intune and Defender So
I’m currently in the process of evaluating a major migration strategy for the MSP I work for, and I wanted to share my thought process and get some advice on potential gaps I might be overlooking. Any input or suggestions would be greatly appreciated as this is something I want to get right!
Current Setup:
We currently manage around 300 Microsoft 365 tenants. Each client typically pays for Microsoft 365 licenses per user (usually Business Basic or Standard), along with NinjaOne RMM for device management, BitDefender for endpoint protection, and some opt for Phish Titan for email filtering.
Our current setup involves:
NinjaOne RMM: Used for remote device management and client support.BitDefender: For antivirus/endpoint protection.Phish Titan: For email filtering, spam protection, and phishing simulation.
The Plan: Migrate to Microsoft Intune and Defender
The strategy I am considering involves transitioning our clients devices to Microsoft Intune for device management and Defender for Endpoint for security. Many of the devices we manage are already AzureAD joined. Currently we AzureAD join all the devices in the tenant to the 365 Admin which we control.
Intune: Will allow us to manage all devices from a single platform, with granular policies for compliance, software updates, and app management.Defender for Endpoint: Threat protection, antivirus, and EDR features that can replace BitDefender,. Also for those clients who currently opt form email filtering, its email protection features could potentially replace Phish Titan’s filtering and simulation with the addition of Defender for 365.
Licensing Concerns and Confusion:
This is where I’ve run into several licensing questions and concerns:
365 Admin with E5 License:
In my current plan, each client tenant would have a single 365 admin account with an E5 license to manage the devices and benefit from Defender’s full suite of features (including threat intelligence, EDR, attack surface reduction, etc.).All devices in the tenant would be Azure AD-joined to this E5-admin account. My assumption is that since the devices are Azure AD-joined to an account with E5, they would benefit from the full capabilities of Defender for Endpoint, regardless of the license assigned to the end user (who might only have a Microsoft 365 Business Basic or Standard license).
However, I’m not 100% certain if the user logged into the device would be limited in any way (e.g., does Defender’s full suite apply only to the device, or does the end-user’s license also need to include premium features like Defender for Endpoint?).
Entra ID Premium (P1 or P2):
My goal is to also enforce MFA across all tenants automatically for new users. I understand that for this, we would need Entra ID Premium P1 or P2. The challenge is whether I can apply a tenant-wide P1/P2 license or if I need to assign the P1/P2 license to each individual user.If I assign the P1 license to the 365 admin, will I be able to enforce MFA for all new users in the tenant, or do I need to assign P1 licenses to each user to make this work?
BitDefender Replacement:
My understanding is that Defender for Endpoint (through the 365 E5 license) provides advanced features that can completely replace BitDefender in terms of security, threat protection, and response. Does anyone have feedback on how Defender compares to BitDefender, particularly around ease of management, efficacy, and any potential gaps in coverage?
Email Filtering and Phishing Simulation:
Defender for Office 365 (included with 365 E5) offers email protection, phishing simulation, and spam filtering. If we switch from Phish Titan to Defender, will we be missing any significant functionality, or is this a strong enough alternative?
Windows Autopilot Considerations:
I also want to incorporate Windows Autopilot into our deployment strategy. While we’re not overly concerned about achieving zero-touch deployment, I believe we can still leverage Autopilot to streamline the device provisioning process and ensure that devices are correctly configured for our clients from the outset.
Azure AD Join: My assumption is that for devices to fully utilize Autopilot features, they would need to be Azure AD-joined to the end user. I’m considering how to implement this for end-user devices and whether we can still maintain efficiency if users log into the devices with different Microsoft 365 licenses (Basic or Standard).End-User Experience: I want to ensure that even if users are logging in with lower-tier licenses, they still have a seamless onboarding experience, with essential policies and security measures applied from the get-go (Installed apps, Networking settings, etc)
Has anyone here gone through a similar migration, or do you have any insights into the potential pitfalls of this approach? Am I missing any important considerations? Any advice would be appreciated.
I’m currently in the process of evaluating a major migration strategy for the MSP I work for, and I wanted to share my thought process and get some advice on potential gaps I might be overlooking. Any input or suggestions would be greatly appreciated as this is something I want to get right!Current Setup:We currently manage around 300 Microsoft 365 tenants. Each client typically pays for Microsoft 365 licenses per user (usually Business Basic or Standard), along with NinjaOne RMM for device management, BitDefender for endpoint protection, and some opt for Phish Titan for email filtering.Our current setup involves:NinjaOne RMM: Used for remote device management and client support.BitDefender: For antivirus/endpoint protection.Phish Titan: For email filtering, spam protection, and phishing simulation.The Plan: Migrate to Microsoft Intune and DefenderThe strategy I am considering involves transitioning our clients devices to Microsoft Intune for device management and Defender for Endpoint for security. Many of the devices we manage are already AzureAD joined. Currently we AzureAD join all the devices in the tenant to the 365 Admin which we control. Intune: Will allow us to manage all devices from a single platform, with granular policies for compliance, software updates, and app management.Defender for Endpoint: Threat protection, antivirus, and EDR features that can replace BitDefender,. Also for those clients who currently opt form email filtering, its email protection features could potentially replace Phish Titan’s filtering and simulation with the addition of Defender for 365.Licensing Concerns and Confusion:This is where I’ve run into several licensing questions and concerns:365 Admin with E5 License:In my current plan, each client tenant would have a single 365 admin account with an E5 license to manage the devices and benefit from Defender’s full suite of features (including threat intelligence, EDR, attack surface reduction, etc.).All devices in the tenant would be Azure AD-joined to this E5-admin account. My assumption is that since the devices are Azure AD-joined to an account with E5, they would benefit from the full capabilities of Defender for Endpoint, regardless of the license assigned to the end user (who might only have a Microsoft 365 Business Basic or Standard license).However, I’m not 100% certain if the user logged into the device would be limited in any way (e.g., does Defender’s full suite apply only to the device, or does the end-user’s license also need to include premium features like Defender for Endpoint?). Entra ID Premium (P1 or P2):My goal is to also enforce MFA across all tenants automatically for new users. I understand that for this, we would need Entra ID Premium P1 or P2. The challenge is whether I can apply a tenant-wide P1/P2 license or if I need to assign the P1/P2 license to each individual user.If I assign the P1 license to the 365 admin, will I be able to enforce MFA for all new users in the tenant, or do I need to assign P1 licenses to each user to make this work?BitDefender Replacement:My understanding is that Defender for Endpoint (through the 365 E5 license) provides advanced features that can completely replace BitDefender in terms of security, threat protection, and response. Does anyone have feedback on how Defender compares to BitDefender, particularly around ease of management, efficacy, and any potential gaps in coverage?Email Filtering and Phishing Simulation:Defender for Office 365 (included with 365 E5) offers email protection, phishing simulation, and spam filtering. If we switch from Phish Titan to Defender, will we be missing any significant functionality, or is this a strong enough alternative?Windows Autopilot Considerations:I also want to incorporate Windows Autopilot into our deployment strategy. While we’re not overly concerned about achieving zero-touch deployment, I believe we can still leverage Autopilot to streamline the device provisioning process and ensure that devices are correctly configured for our clients from the outset.Azure AD Join: My assumption is that for devices to fully utilize Autopilot features, they would need to be Azure AD-joined to the end user. I’m considering how to implement this for end-user devices and whether we can still maintain efficiency if users log into the devices with different Microsoft 365 licenses (Basic or Standard).End-User Experience: I want to ensure that even if users are logging in with lower-tier licenses, they still have a seamless onboarding experience, with essential policies and security measures applied from the get-go (Installed apps, Networking settings, etc)Has anyone here gone through a similar migration, or do you have any insights into the potential pitfalls of this approach? Am I missing any important considerations? Any advice would be appreciated. Read More
Notifications
Hi everyone,
I’ve recently set up custom fields for our customers, but I’ve encountered an issue. Currently, the notifications containing the information from these fields are only being sent to the customers. However, as the service provider, I would also like to receive this information.
Is there a way to configure the system so that I, too, receive these notifications?
I’d appreciate any guidance on this matter.
Thank you in advance!
P.
Hi everyone,I’ve recently set up custom fields for our customers, but I’ve encountered an issue. Currently, the notifications containing the information from these fields are only being sent to the customers. However, as the service provider, I would also like to receive this information.Is there a way to configure the system so that I, too, receive these notifications?I’d appreciate any guidance on this matter.Thank you in advance! P. Read More
vcredist_x86.exe cannot be found
I’m receiving the following error that prevents MATLAB R2010a (x64) from starting:
=========
*Windows cannot find ‘C:Program FilesMATLABR2010abinwin32vcredist_x86.exe’. Make sure you typed the name correctly, and then try again.*
=========
I have noticed that it happens when Windows Update detects that there are updates available for Windows. I doesn’t install them, just detects that they exists.
The running instances of matlab continue running without any error but I cannot start further instances. Even if I quit from all the running Matlab instances and try to start a new instance the error persist. The only way around this I found is to restart the computer. However, I am fed up of that. WTF is going on here?
I’m using Windows 7 Pro x64I’m receiving the following error that prevents MATLAB R2010a (x64) from starting:
=========
*Windows cannot find ‘C:Program FilesMATLABR2010abinwin32vcredist_x86.exe’. Make sure you typed the name correctly, and then try again.*
=========
I have noticed that it happens when Windows Update detects that there are updates available for Windows. I doesn’t install them, just detects that they exists.
The running instances of matlab continue running without any error but I cannot start further instances. Even if I quit from all the running Matlab instances and try to start a new instance the error persist. The only way around this I found is to restart the computer. However, I am fed up of that. WTF is going on here?
I’m using Windows 7 Pro x64 I’m receiving the following error that prevents MATLAB R2010a (x64) from starting:
=========
*Windows cannot find ‘C:Program FilesMATLABR2010abinwin32vcredist_x86.exe’. Make sure you typed the name correctly, and then try again.*
=========
I have noticed that it happens when Windows Update detects that there are updates available for Windows. I doesn’t install them, just detects that they exists.
The running instances of matlab continue running without any error but I cannot start further instances. Even if I quit from all the running Matlab instances and try to start a new instance the error persist. The only way around this I found is to restart the computer. However, I am fed up of that. WTF is going on here?
I’m using Windows 7 Pro x64 MATLAB Answers — New Questions
How to use for loop for iterations.
for i=1:3
a=rand(3,1);
b=5.*(a.^2);
c=[a b]
end
At the end i get a value of c that is of the order of 3×2, that is the final value that comes after3rd iteration. So value of c gets changed in each iteration.
How I can get all value of c of the loop.
In other words i want to get c of the order 9×2 (3 iterations and three values for each iteration).for i=1:3
a=rand(3,1);
b=5.*(a.^2);
c=[a b]
end
At the end i get a value of c that is of the order of 3×2, that is the final value that comes after3rd iteration. So value of c gets changed in each iteration.
How I can get all value of c of the loop.
In other words i want to get c of the order 9×2 (3 iterations and three values for each iteration). for i=1:3
a=rand(3,1);
b=5.*(a.^2);
c=[a b]
end
At the end i get a value of c that is of the order of 3×2, that is the final value that comes after3rd iteration. So value of c gets changed in each iteration.
How I can get all value of c of the loop.
In other words i want to get c of the order 9×2 (3 iterations and three values for each iteration). for loop, iteration MATLAB Answers — New Questions
After some effort I have encountered a synchronization problem
I’ve encountered a new issue with OneDrive for business.
The problem started about 2 weeks ago, the customer had an online Sharepoint document library synced locally to onedrive. Some files are LOB application files.
So the problem arises when users open files to make some changes, and after the user finishes working with the file, the user saves the file and closes the application. The files are then usually uploaded to
But the files are now stuck in “Waiting to Sync”.
The only way I can download it is to move the file from the onedrive folder, wait for the file to be deleted from the internet, then move it again and wait for it to load. But if I open the file again locally and save it, it says stuck “Waiting to sync”
I’ve tried resetting and recreating Onedrive sync, but I still get the same error.
I tried this on different Office 365 tenants and four different computers, and it was the same on all of them.
I’ve encountered a new issue with OneDrive for business.The problem started about 2 weeks ago, the customer had an online Sharepoint document library synced locally to onedrive. Some files are LOB application files.So the problem arises when users open files to make some changes, and after the user finishes working with the file, the user saves the file and closes the application. The files are then usually uploaded to But the files are now stuck in “Waiting to Sync”. The only way I can download it is to move the file from the onedrive folder, wait for the file to be deleted from the internet, then move it again and wait for it to load. But if I open the file again locally and save it, it says stuck “Waiting to sync” I’ve tried resetting and recreating Onedrive sync, but I still get the same error.I tried this on different Office 365 tenants and four different computers, and it was the same on all of them. Read More
linsolve behaviour for SYM true and POSDEF false
Does linsolve use an LDL factoring if the options are SYM true and POSDEF false?Does linsolve use an LDL factoring if the options are SYM true and POSDEF false? Does linsolve use an LDL factoring if the options are SYM true and POSDEF false? linsolve behaviour MATLAB Answers — New Questions
Hello can anyone give me the codes for text to speech conversion and also speech recognition thank you
Need matlab code for text to speech conversion and speech recognitionNeed matlab code for text to speech conversion and speech recognition Need matlab code for text to speech conversion and speech recognition text to speech, speech recognition MATLAB Answers — New Questions
Excel VBA
Hello,
I badly need help on a file I am working on. After a VBA form, a data in row form gets copy pasted. What I want to happen is for the recently added data in row form in Sheet1 to be copied to sheet2 in column form via transpose, for it to happen over and over as I have to track a daily weekly and mo thly consolidated data. Is this possible? Thank you!
Hello, I badly need help on a file I am working on. After a VBA form, a data in row form gets copy pasted. What I want to happen is for the recently added data in row form in Sheet1 to be copied to sheet2 in column form via transpose, for it to happen over and over as I have to track a daily weekly and mo thly consolidated data. Is this possible? Thank you! Read More
Seeking Microsoft Tools Advice for Local Business Marketing
Hi everyone,
I run a website dedicated to Jollibee menu prices and am eager to optimize our local business marketing strategies. I’m interested in effective ways to leverage Microsoft tools, such as Excel for data analysis and PowerPoint for engaging presentations. Any innovative tips or strategies that could enhance our outreach and engagement would be greatly appreciated!
Hi everyone,I run a website dedicated to Jollibee menu prices and am eager to optimize our local business marketing strategies. I’m interested in effective ways to leverage Microsoft tools, such as Excel for data analysis and PowerPoint for engaging presentations. Any innovative tips or strategies that could enhance our outreach and engagement would be greatly appreciated! Read More
What is the best free data backup software for Windows 11?
Hi all,
After spending days to fix my failing hard drive, I found out it is very important to have a full backup of PC. I need something reliable that can handle both full system backups and specific folder/file backups. Cloud integration would be a plus, but I also want a tool that allows me to backup to an external drive.
What is your suggestion to the best free data backup software for Windows 11? I prefer a straightforward interface without too much technical complexity. In addition, scheduled backups would be ideal, so I don’t have to remember to back up manually. Another important aspect is the file versioning. The ability to keep multiple versions of backed-up files would be useful in case I need to restore an earlier version.
Thanks in advance!
Hi all, After spending days to fix my failing hard drive, I found out it is very important to have a full backup of PC. I need something reliable that can handle both full system backups and specific folder/file backups. Cloud integration would be a plus, but I also want a tool that allows me to backup to an external drive. What is your suggestion to the best free data backup software for Windows 11? I prefer a straightforward interface without too much technical complexity. In addition, scheduled backups would be ideal, so I don’t have to remember to back up manually. Another important aspect is the file versioning. The ability to keep multiple versions of backed-up files would be useful in case I need to restore an earlier version. Thanks in advance! Read More
How can I fix the error that says “Unable to create a valid geometry. More than two triangles of the input triangulation share the same edge.”?
Appears when importing 3D models using the PDE toolboxAppears when importing 3D models using the PDE toolbox Appears when importing 3D models using the PDE toolbox model import MATLAB Answers — New Questions
Error:Invalid workspace variable specified as workspace input in ‘HW02_2024_SimulinkModel/From Workspace’. Time values must be non-decreasing.
Error:Invalid workspace variable specified as workspace input in ‘HW02_2024_SimulinkModel/From Workspace’. Time values must be non-decreasing. I am importing a array having values of vel and time the matriz i am importing is of [6001×2] double type.Error:Invalid workspace variable specified as workspace input in ‘HW02_2024_SimulinkModel/From Workspace’. Time values must be non-decreasing. I am importing a array having values of vel and time the matriz i am importing is of [6001×2] double type. Error:Invalid workspace variable specified as workspace input in ‘HW02_2024_SimulinkModel/From Workspace’. Time values must be non-decreasing. I am importing a array having values of vel and time the matriz i am importing is of [6001×2] double type. array, model, matlab, simulink MATLAB Answers — New Questions
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SQL Server 是一个关系数据库管理系统。它最初是由Microsoft Sybase 和Ashton-Tate三家公司共同开发的,于
Microsoft SQL Server
Microsoft SQL Server
1988 年推出了第一个OS/2 版本。在Windows NT 推出后,Microsoft与Sybase 在SQL Server 的开发上就分道扬镳了,Microsoft 将SQL Server 移植到Windows NT系统上,专注于开发推广SQL Server 的Windows NT 版本。Sybase 则较专注于SQL Server在UNIX 操作系统上的应用。
SQL Server 2000 是Microsoft 公司推出的SQL Server 数据库管理系统,该版本继承了SQL Server 7.0 版本的优点,同时又比它增加了许多更先进的功能。具有使用方便可伸缩性好与相关软件集成程度高等优点,可跨越从运行Microsoft Windows 98 的膝上型电脑到运行Microsoft Windows 2000 的大型多处理器的服务器等多种平台使用。
SQL Server 2005
SQL Server 2005 是一个全面的数据库平台,使用集成的商业智能 (BI) 工具提供了企业级的数据管理。SQL Server 2005 数据库引擎为关系型数据和结构化数据提供了更安全可靠的存储功能,使您可以构建和管理用于业务的高可用和高性能的数据应用程序。
SQL Server 2005 数据引擎是本企业数据管理解决方案的核心。此外 SQL Server 2005 结合了分析、报表、集成和通知功能。这使您的企业可以构建和部署经济有效的 BI 解决方案,帮助您的团队通过记分卡、Dashboard、Web services 和移动设备将数据应用推向业务的各个领域。
与 Microsoft Visual Studio、Microsoft Office System 以及新的开发工具包(包括 Business Intelligence Development Studio)的紧密集成使 SQL Server 2005 与众不同。无论您是开发人员、数据库管理员、信息工作者还是决策者,SQL Server 2005 都可以为您提供创新的解决方案,帮助您从数据中更多地获益。
SQL Server 2008
SQL Server 2008是一个重大的产品版本,它推出了许多新的特性和关键的改进,使得它成为至今为止的最强大
和最全面的SQL Server版本。这篇文章详细介绍了Microsoft SQL Server 2008中的新的特性、优点和功能。
微软的这个数据平台满足这些数据爆炸和下一代数据驱动应用程序的需求,支持数据平台愿景:关键任务企业数据平台、动态开发、关系数据和商业智能。
SQL Server的愿景
许多因素致使产生了信息存储爆炸。有了新的信息类型,例如图片和视频的数字化,和从RFID标签获得的传感器信息,公司的数字信息的数量在急剧增长。遵守规范和全球化的发展要求信息存储的安全性和在任何时候都可用。同时,磁盘存储的成本显著地降低了,使得公司投资的每一美元可以存储更多的数据。用户必须快速的在大量的数据中找到相关的信息。此外,他们想在任何设备上使用这个信息,并且计划每天使用,例如Microsoft Office系统应用程序。对数据爆炸和用户期望值的增加的管理为公司制造了许多挑战。
Microsoft 数据平台愿景提供了一个解决方案来满足这些需求,这个解决方案就是公司可以使用存储和管理许多数据类型,包括XML、e-mail、时间/日历、文件、文档、地理等等,同时提供一个丰富的服务集合来与数据交互作用:搜索、查询、数据分析、报表、数据整合,和强大的同步功能。用户可以访问从创建到存档于任何设备的信息,从桌面到移动设备的信息
SQL Server 是一个关系数据库管理系统。它最初是由Microsoft Sybase 和Ashton-Tate三家公司共同开发的,于Microsoft SQL ServerMicrosoft SQL Server1988 年推出了第一个OS/2 版本。在Windows NT 推出后,Microsoft与Sybase 在SQL Server 的开发上就分道扬镳了,Microsoft 将SQL Server 移植到Windows NT系统上,专注于开发推广SQL Server 的Windows NT 版本。Sybase 则较专注于SQL Server在UNIX 操作系统上的应用。SQL Server 2000 是Microsoft 公司推出的SQL Server 数据库管理系统,该版本继承了SQL Server 7.0 版本的优点,同时又比它增加了许多更先进的功能。具有使用方便可伸缩性好与相关软件集成程度高等优点,可跨越从运行Microsoft Windows 98 的膝上型电脑到运行Microsoft Windows 2000 的大型多处理器的服务器等多种平台使用。 SQL Server 2005SQL Server 2005 是一个全面的数据库平台,使用集成的商业智能 (BI) 工具提供了企业级的数据管理。SQL Server 2005 数据库引擎为关系型数据和结构化数据提供了更安全可靠的存储功能,使您可以构建和管理用于业务的高可用和高性能的数据应用程序。SQL Server 2005 数据引擎是本企业数据管理解决方案的核心。此外 SQL Server 2005 结合了分析、报表、集成和通知功能。这使您的企业可以构建和部署经济有效的 BI 解决方案,帮助您的团队通过记分卡、Dashboard、Web services 和移动设备将数据应用推向业务的各个领域。与 Microsoft Visual Studio、Microsoft Office System 以及新的开发工具包(包括 Business Intelligence Development Studio)的紧密集成使 SQL Server 2005 与众不同。无论您是开发人员、数据库管理员、信息工作者还是决策者,SQL Server 2005 都可以为您提供创新的解决方案,帮助您从数据中更多地获益。SQL Server 2008SQL Server 2008是一个重大的产品版本,它推出了许多新的特性和关键的改进,使得它成为至今为止的最强大和最全面的SQL Server版本。这篇文章详细介绍了Microsoft SQL Server 2008中的新的特性、优点和功能。微软的这个数据平台满足这些数据爆炸和下一代数据驱动应用程序的需求,支持数据平台愿景:关键任务企业数据平台、动态开发、关系数据和商业智能。SQL Server的愿景许多因素致使产生了信息存储爆炸。有了新的信息类型,例如图片和视频的数字化,和从RFID标签获得的传感器信息,公司的数字信息的数量在急剧增长。遵守规范和全球化的发展要求信息存储的安全性和在任何时候都可用。同时,磁盘存储的成本显著地降低了,使得公司投资的每一美元可以存储更多的数据。用户必须快速的在大量的数据中找到相关的信息。此外,他们想在任何设备上使用这个信息,并且计划每天使用,例如Microsoft Office系统应用程序。对数据爆炸和用户期望值的增加的管理为公司制造了许多挑战。Microsoft 数据平台愿景提供了一个解决方案来满足这些需求,这个解决方案就是公司可以使用存储和管理许多数据类型,包括XML、e-mail、时间/日历、文件、文档、地理等等,同时提供一个丰富的服务集合来与数据交互作用:搜索、查询、数据分析、报表、数据整合,和强大的同步功能。用户可以访问从创建到存档于任何设备的信息,从桌面到移动设备的信息 Read More
LSTM model predicts wrong values?
Hello, Im trying machine learning with LSTM and unsupervised learning.
Here is trained LSTM network, and I checked this model works.
numHiddenUnits = 100;
Layers = [ …
sequenceInputLayer(1, Normalization="zscore")
lstmLayer(numHiddenUnits,’OutputMode’,’sequence’)
swishLayer
fullyConnectedLayer(1)
myRegressionLayer(‘mae’)
];
options = trainingOptions(‘adam’, …
‘MaxEpochs’,40,…
‘MiniBatchSize’,32,…
‘GradientThreshold’,1,…
‘InitialLearnRate’,1e-2, …
‘Verbose’,false, …
‘Plots’, ‘none’);
%XTrain is (n*t sequence data)
%YTrain is (n*t sequence data)
[net, ~] = trainNetwork(XTrain, YTrain, Layers, options);
However, if the model predicts values with inputs in other environment,
%XTrain2 is (n*t sequence data in different environment from XTrain and YTrain environment for unsupervised learning)
dist = predict(net, XTrain2);
only head of sequence of output is lower than others as shown below.
Here is input data, and it doesn’t seem that there are differents of value between head of sequence and other parts.
In comparison with true data, this head of sequence of output is wrong value, and other sequence parts are comparatively correct values.
I’m sorry for my poor English. Can anyone help me what to do? Thank you.Hello, Im trying machine learning with LSTM and unsupervised learning.
Here is trained LSTM network, and I checked this model works.
numHiddenUnits = 100;
Layers = [ …
sequenceInputLayer(1, Normalization="zscore")
lstmLayer(numHiddenUnits,’OutputMode’,’sequence’)
swishLayer
fullyConnectedLayer(1)
myRegressionLayer(‘mae’)
];
options = trainingOptions(‘adam’, …
‘MaxEpochs’,40,…
‘MiniBatchSize’,32,…
‘GradientThreshold’,1,…
‘InitialLearnRate’,1e-2, …
‘Verbose’,false, …
‘Plots’, ‘none’);
%XTrain is (n*t sequence data)
%YTrain is (n*t sequence data)
[net, ~] = trainNetwork(XTrain, YTrain, Layers, options);
However, if the model predicts values with inputs in other environment,
%XTrain2 is (n*t sequence data in different environment from XTrain and YTrain environment for unsupervised learning)
dist = predict(net, XTrain2);
only head of sequence of output is lower than others as shown below.
Here is input data, and it doesn’t seem that there are differents of value between head of sequence and other parts.
In comparison with true data, this head of sequence of output is wrong value, and other sequence parts are comparatively correct values.
I’m sorry for my poor English. Can anyone help me what to do? Thank you. Hello, Im trying machine learning with LSTM and unsupervised learning.
Here is trained LSTM network, and I checked this model works.
numHiddenUnits = 100;
Layers = [ …
sequenceInputLayer(1, Normalization="zscore")
lstmLayer(numHiddenUnits,’OutputMode’,’sequence’)
swishLayer
fullyConnectedLayer(1)
myRegressionLayer(‘mae’)
];
options = trainingOptions(‘adam’, …
‘MaxEpochs’,40,…
‘MiniBatchSize’,32,…
‘GradientThreshold’,1,…
‘InitialLearnRate’,1e-2, …
‘Verbose’,false, …
‘Plots’, ‘none’);
%XTrain is (n*t sequence data)
%YTrain is (n*t sequence data)
[net, ~] = trainNetwork(XTrain, YTrain, Layers, options);
However, if the model predicts values with inputs in other environment,
%XTrain2 is (n*t sequence data in different environment from XTrain and YTrain environment for unsupervised learning)
dist = predict(net, XTrain2);
only head of sequence of output is lower than others as shown below.
Here is input data, and it doesn’t seem that there are differents of value between head of sequence and other parts.
In comparison with true data, this head of sequence of output is wrong value, and other sequence parts are comparatively correct values.
I’m sorry for my poor English. Can anyone help me what to do? Thank you. lstm, machine learning MATLAB Answers — New Questions