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    --- tags: AINTUT --- :::info 請按 `+` -> `建立筆記`,把這個範例的內容複製到新的筆記,並且在新筆記上做修改。 在新筆記請記得把這個區塊的內容刪掉。 填寫完將連結請寄信給:feabries@gmail.com 繳交期限:2022.06.01 ::: # 期末專題構想書:垃圾自動分類 ## 隊伍資訊 隊名:咻咻咻我愛地球隊 成員(學號、姓名): - 12345678 邱威潔 - 87878787 達比修無 - 55662266 魯迪烏斯 - 02010708 米卡莎 ## 動機與目的 便利的日常生活、蓬勃的商業活動,是我們在台灣習以為常的環境。在這樣的快速發展下,環境卻變成一個被犧牲的議題。2015 年的台灣,總共產出了 736 萬噸的垃圾,相當於 10.5 座 101 大樓[^garbage_analysis]。不論是政府、民間團體,近年來都致力於減少垃圾總量。對於民眾來說,除了平常做好垃圾減量之外,確實的做好垃圾分類與資源回收也是非常有幫助。然而,由於一般人對資源回收分類的認知不足,常常會有分類錯誤的問題產生(例如:將紙容器分類成紙類)[^recycle_wrong],導致後端的處理需要導入大量的人力與物力,大幅增加回收的困難與成本。 本專題將發揮在課堂上的所學,藉由深度學習的技術,訓練一個影像辨識的模型,自動的將垃圾的圖片做分類。希望這次專題的成果,可以增加資源回收分類的正確率,減少回收成本與垃圾量,為台灣與地球的環境做一點貢獻。 ## 方法與步驟簡述 ### 資料來源 資料來自 Kaggle 上的 Garbage Classification Dataset[^garbage_classification_dataset]。此資料集的每筆資料包含一張圖片以及相對應的垃圾分類類別,類別以及數量如下: 1. 紙板 cardboard (393) 2. 玻璃 glass (491) 3. 金屬 metal (400) 4. 紙累 paper (584) 5. 塑膠 plastic (472) 6. 一般垃圾 trash (127) 以下為範例資料: ![](https://i.imgur.com/IrCeXc4.png) ### 模型與方法 預期使用深度學習對於影像辨識做常使用的架構:Convolutional Neural Networks(卷積神經網路,簡稱 CNN )[^CNN]。CNN 的輸入為一張圖片(RGB 彩色圖),透過好幾層 Convolutional Layer 的運算之後,取出重要的特徵值,並且輸出該圖片所屬的類別。 CNN 有許多衍生架構,例如 AlexNet[^AlexNet]、VGG[^VGG]、GoogLeNet[^GoogLeNet]、ResNet[^ResNet] 等,我們將嘗試在不同架構下訓練,並且選出最適合的架構。 由於資料集的數量有限,我們會使用 ImageNet[^ImageNet] 的預訓練模型來做 Transfer Learning[^transfer_learning]。如果時間允許,也會嘗試使用 Data Augmentation[^data_augmentation] 的技巧來增加訓練資料。 實做方面,我們將以 PyTorch[^PyTorch] 與 torchvision[^torchvision] 這兩個深度學習與影像辨識的套件為主,來實做上述的模型與方法。 ## 預期成果 本專題預期在資料量不多的狀況下,垃圾分類準確率能夠超越人類的標準(人類的準確率為 30%[^recycle_accuracy])。在政府與企業致力於 AI、IoT、自動化、數位轉型的趨勢下,環境議題如何與這個趨勢結合是相當重要的,期望本專題能成為其中一個重要的成果。 ## 參考資料 [^garbage_analysis]: [垃圾之島- 我們的垃圾為何無處可去_______?](https://garbage-island.pts.org.tw/) [^recycle_wrong]: [資源回收不利用](https://ourisland.pts.org.tw/content/3485) [^garbage_classification_dataset]: [Garbage Classification Dataset](https://www.kaggle.com/asdasdasasdas/garbage-classification) [^CNN]: [Convolutional neural network](https://en.wikipedia.org/wiki/Convolutional_neural_network) [^AlexNet]: [ImageNet Classification with Deep Convolutional Neural Networks](https://en.wikipedia.org/wiki/AlexNet) [^VGG]: [Very Deep Convolutional Networks for Large-Scale Image Recognition](https://arxiv.org/pdf/1409.1556.pdf) [^GoogLeNet]: [Going Deeper with Convolutions](https://static.googleusercontent.com/media/research.google.com/en//pubs/archive/43022.pdf) [^ResNet]: [Deep Residual Learning for Image Recognition](https://arxiv.org/pdf/1512.03385.pdf) [^ImageNet]: [ImageNet](http://www.image-net.org/) [^transfer_learning]: [Transfer learning from pre-trained models](https://towardsdatascience.com/transfer-learning-from-pre-trained-models-f2393f124751) [^data_augmentation]: [Data Augmentation | How to use Deep Learning when you have Limited Data — Part 2](https://nanonets.com/blog/data-augmentation-how-to-use-deep-learning-when-you-have-limited-data-part-2/) [^PyTorch]: [PyTorch](https://pytorch.org/) [^torchvision]: [torchvision](https://pytorch.org/vision/stable/index.html) [^recycle_accuracy]: [你回收丟對了嗎?「AI垃圾桶」做第一關守門員](https://ubrand.udn.com/ubrand/story/12117/4488084)

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