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Attention Mechanism Understanding

 # Attention Mechanism 3Blue1Brown观后感 ## Query 特征询问阵列 ## Key （输入本征）特征分量 Q*K = w => 答案相关性权重矩阵 ## Value 特征信息量 追加调整量 （新注入内容） ## 结果 w*V + embedding => new embedding with prev context knowledge ## DeepSeek Value 的本质是信息本身，是需要被加权聚合的信息源。它通过注意力权重被动态选择和聚合，最终生成与任务相关的上下文表示。Key 和 Query 共同决定“关注哪里”，而 Value 决定了“关注的内容是什么”。这种分离设计使模型能更灵活地学习不同层面的特征表达。
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How to Install KeePass on M1 Mac

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KeePass is good at syncing (via FTP or DAV). I missed that functionality on Windows. Here's how I install and use KeePass on MacOS: ## Install wine-crossover ```bash brew tap gcenx/wine brew install --cask --no-quarantine wine-crossover ``` ## Install winetricks ```bash brew install winetricks ``` ## Install .NET ```bash winetricks -q dotnet472 ``` ## Install mono ref: [StackOverflow](https://askubuntu.com/questions/644236/mono-does-not-appear-to-be-installed-error-winetricks) 1. Download [wine-mono.msi](http://dl.winehq.org/wine/wine-mono) from the official winehq site. 1. Run `wine64 uninstaller` 1. A window should popup. Inside the window choose the `mono.msi` file you just downloaded, and then click `install` ## Install clipboard dependences ```bash brew install xsel brew install xdotool ``` ## Install KeePass.zip Please download the exact KeePass version that you used on Windows. Or you may encounter the error `keepass failed to load the specified file the master key is invali...
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My Keepass Setting

``` `Options > Advanced > Start and Exit`: x Remember and ... v Automatically save ... `Options > Advanced > Auto-Type - Sending`: v Allow interleaved ... `Options > Advanced > Advanced`: x Automatically search key files ... x Remember key sources ... x Remember working directories. `Options > Interface > Main Window`: v Minimize main window after copying ... `Options > Interface > lower button labeled Select List Font`: Display utf-8 characters e.g. CJK. instead of □ □ □ Font: Noto Sans CJK SC Size: 12. `Options > Security`: v Lock workspace after... 60 ``` ```bash # destroy database path string and key file path string: shred -u ~/.recently-used echo '' > ~/.recently-used # sudo chattr +i ~/.recently-used ## -i immutable. BUG. ``` Side by side copy: ``` Tools > Options > Advanced> Start and Exit, Limit to single instance. ``` Sync with WebDAV link: ``` Tools > Triggers > add... ...
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