Questions tagged [image-classification]

579 questions
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1 answer

Why does my model perform good on test dataset but very bad on real data?

I am writing a character recognizing CNN. I have used EMNIST Dataset. Kaggle Notebook link : https://www.kaggle.com/code/notshrirang/ocr-with-cnn GitHub Notebook link : https://github.com/NotShrirang/MyOCR My model does pretty good on testing…
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2 answers

Is my CNN model still overfitting? If so, how can I combat it? Is there something wrong with my architecture?

My CNN model kept getting high accuracy/low loss during training and much lower accuracy/higher loss during validation, therefore I started suspecting that it's overfitting. I have therefore introduced a few dropout layers as well as some image…
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1 answer

Pretrained alexnet in tensorflow

I want to use pretrained Alexnet for transfer learning. I dont see its available in Keras library. Am I missing something here? Other Alternative I see here is to create model and load pretrained weight train from scratch Training from scratch…
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1 answer

how to detect not in trained-for-category images when using resnet50

I have trained resnet50 on four categories of images. It works fantastic when I feed it an image in any one of the four categories -- I have essentially 100% accuracy on images in these categories. However, when I feed my trained Resnet50 model an…
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1 answer

How can I increase my validation accuracy?

I am working on a word-based sign language recognition system. I'm new to deep learning. My experience is limited. I have 10 classes. The size of the data ( 1256, 32, 112, 112, 3). For video classification I use 3D CNN, which has been mentioned in…
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1 answer

Image classification Using Pytorch

this is the code where I was working on Image Classification using Pytorch and I'm not able to get the accuracy right. the accuracy is exceeding 100 ,can anyone help me to find the error. def trained_model(criterion, optimizer, epochs=5): …
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1 answer

Expecting a Binary value but predicts a float number

I created a neural network which takes images of people as X_training values and their respective genders (binary value) as the Y_train values, where my goal is to predict the relevant gender once a user enters a image. Here is the code where i set…
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1 answer

Multi-label classification return more than 1 class in each label

How to train a Multi-label classification model when each label should return more than 1 class? Example: Image classification have 2 label: style with 4 classes and layout with 5 classes. An image in list should return 2 style and 3 layout like [1…
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Image classification Using CNN

I am working on breast cancer classification. I found this online code to train my pre-processed outputs on it. The results was awful but I didn't understand the code, I want to train my own model but I don't how to replace my own code with this…
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