Ashish Patel 🇮🇳’s Post

Day-22 Computer Vision Learning of Deeplabv2: Semantic Image Segmentation with Deep Convolutional Nets, Atrous Convolution, and Fully Connected CRFs Follow me for similar post : 🇮🇳 Ashish Patel 𝗜𝗻𝘁𝗲𝗿𝗲𝘀𝘁𝗶𝗻𝗴 𝗙𝗮𝗰𝘁𝘀 : 🔸 Atrous Convolution and Fully Connected Conditional Random Field (CRF) except that DeepLabv2 has one additional technology called Atous Spatial Pyramid Pooling (ASPP)(solve challenge: multiple scales)., which is the main difference from DeepLabv1. 🔸 DeepLabv2 uses ResNet and VGGNet for experiment but DeepLabv1 only uses VGGNet. 🔸Deeplabv2 : 6649 Citation Published in TPAMI 2018 ------------------------------------------------------------------- 𝗔𝗺𝗮𝘇𝗶𝗻𝗴 𝗥𝗲𝘀𝗲𝗮𝗿𝗰𝗵 : https://lnkd.in/ekruWks Keras: https://bit.ly/3iFcfzV, https://bit.ly/396wTWL Tensorflow : https://bit.ly/3o6q1wJ Pytorch : https://bit.ly/3p89nhy, https://bit.ly/3iIAnBW ------------------------------------------------------------------- 𝗜𝗠𝗣𝗢𝗥𝗧𝗔𝗡𝗖𝗘 🔸 ASPP actually is an atrous version of SPP, in which the concept has been used in SPPNet. 🔸 In ASPP, parallel atrous convolution with different rate applied in the input feature map, and fuse together. More in the comments #innovation #artificialintelligence #computervision #india

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🔸 As objects of the same class can have different scales in the image, ASPP helps to account for different object scales which can improve the accuracy. 🔸 However, CRF is a post-processing process which makes DeepLabv1 and DeepLabv2 become not an end-to-end learning framework. And it is NOT used in DeepLabv3 and DeepLabv3+ already.

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