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Wayne's Talk 韋恩愛講話
  • Android
    • Android
    • Kotlin
  • iOS
    • iOS
    • 建立第一個 SwiftUI App
    • Swift
  • Spring Boot
    • Spring Boot
    • Spring Security Explained
  • Artificial Intelligence
    • Artificial Intelligence
    • Data Visualization
    • Machine Learning
    • Neural Networks
    • Vision Models
    • Natural Language Processing
    • Reinforcement Learning
  • Misc.
    • Algorithm
    • LeetCode
    • Software Design
    • Operating System
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    • 閱讀筆記
  • 中文 (台灣)
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Browsing Category

Artificial Intelligence

56 posts
Photo by Євгенія Височина on Unsplash
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  • 1.6K views
  • 3 minute read
  • Android
  • Artificial Intelligence
  • Vision Models

在 Android 上使用 PyTorch 執行 YOLOv8 模型

  • ByWayne
  • 19/06/2024
PyTorch 是一個由 Meta 所開發的機器學習 library。YOLOv8 內部也是使用 Pytorch。除了 Python 環境之外,我們現在也可以在非 Python 的環境中使用 PyTorch。本文章將藉由建立一個企鵝偵測的 app 來介紹如何在 Android 上使用 PyTorch。
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Photo by Danielle Barnes on Unsplash
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  • 1.0K views
  • 2 minute read
  • Artificial Intelligence
  • Vision Models

Non Maximum Suppression (NMS)

  • ByWayne
  • 29/05/2024
Non maximum suppression 是一個在物件偵測中使用的技術,用來過濾物件偵測演算法產生出的 bounding boxes。如果不使用 NMS 的話,我們將會得到一張有密密麻麻的框框的圖片。
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Photo by Marek Piwnicki on Unsplash
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  • 1.2K views
  • 1 minute read
  • Artificial Intelligence
  • Machine Learning

混淆矩陣(Confusion Matrix)

  • ByWayne
  • 24/05/2024
混淆矩陣是一個用來衡量模型效能的工具。這使得資料科學家可以分析並優化模型。因此,在學習機器學習時,我們必須要學會使用混淆矩陣。此外,本文章還會介紹 accuracy、recall、precision、和 F1 score。
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Photo by Paul Carroll on Unsplash
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  • 4.0K views
  • 2 minute read
  • Artificial Intelligence
  • Vision Models

YOLOv8 物件偵測教學

  • ByWayne
  • 23/05/2024
YOLO (You Only Look Once) 是一個熱門的物件偵測模型。它的高效能與高準確率,使得它快速地走紅。本文章將介紹如何使用 YOLOv8 來做物件偵測。
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Photo by Libby Penner on Unsplash
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  • 11.4K views
  • 2 minute read
  • Artificial Intelligence
  • Data Visualization

Python K 線圖(Candlestick Charts)

  • ByWayne
  • 23/03/2021
K 線圖(Candlestick Charts)常用來顯示股價的走勢。單根 K 線可以表示出股價的四個價位,分別為最高價、開盤價、收盤價、以及最低價。本文章將介紹如何使用 Python 的 mplfinance 和 Plotly 套件來繪製 K 線圖。
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Photo by Fabrizio Verrecchia on Unsplash
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  • 5.4K views
  • 2 minute read
  • Artificial Intelligence
  • Data Visualization

解決 Matplotlib 的中文顯示問題

  • ByWayne
  • 16/03/2021
Matplotlib 是一個常用的資料視覺化工具。但是在使用之前,若是沒有先做設定的話,Matplotlib 無法正確地顯示中文。本文章將一步一步地講解如何解決 Matplotlib 的顯示問題。
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Photo by Sora Sagano on Unsplash
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  • 10.6K views
  • 2 minute read
  • Artificial Intelligence
  • Data Visualization

Python 回歸線圖(Regression Line Plots)

  • ByWayne
  • 20/02/2021
在分析資料時,回歸線可以幫助我們了解資料的趨勢。本文章中,我們將介紹如何用 Seaborn 和 Plotly Express 來繪製回歸線。
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Photo by Jeremy Thomas on Unsplash
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  • 5.4K views
  • 2 minute read
  • Artificial Intelligence
  • Data Visualization

Python 分級著色圖(Choropleth Map)

  • ByWayne
  • 18/02/2021
分級著色圖(Choropleth Map)將資料的變量以視覺化的方式顯示在地圖上。我們在本文章中將介紹如何用 Python 的 Plotly Express 套件來繪製分級著色圖。
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Photo by Kazuo ota on Unsplash
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  • 12.5K views
  • 3 minute read
  • Artificial Intelligence
  • Data Visualization

Python 箱型圖/小提琴圖(Box/Violin Plot)

  • ByWayne
  • 16/02/2021
箱型圖(Box Plots)/小提琴圖(Violin Plots)是一個能夠很好地表現資料的分佈情況的統計圖。我們將在本文章中介紹如何用 Python 的 Matplotlib、Seaborn、和 Plotly Express 套件來繪製箱型圖與小提琴圖。
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  • 13.4K views
  • 2 minute read
  • Artificial Intelligence
  • Data Visualization

Python 圓餅圖/環狀圖/放射環狀圖(Pie/Donut/Sunburst Charts)

  • ByWayne
  • 09/02/2021
圓餅圖(Pie charts)/環狀圖(Donut charts)/放射環狀圖(Sunburst Charts)常用於描述數量或百分比之間的相對關係。我們將介紹如何利用 Python 的 Matplotlib 和 Plotly Express 套件來繪製圓餅圖。
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