Questions tagged [one-shot-learning]

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29 views

Few shot learning and object detector

I have a dataset with a lot of classes (~10000+) but few examples by classes (~15-). I want to classify these classes, but there are some specificities. My examples provide from a video stream. ...
2
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1answer
280 views

Why does Siamese neural networks use tied weights and how do they work?

Reading this paper on one-shot learning "Siamese Neural Networks for One-shot Image Recognition" I was introduced to the idea of Siamese Neural Networks. What I did not fully grasp was what they ...
2
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3answers
1k views

Siamese Network in Keras

I‘m looking for a minimal applied example for the implementation of a (one shot) Siamese Network, preferably in Keras. I‘m well aware of the various data science online pages and the respective ...
1
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1answer
49 views

what does one Shot learning mean? do they only need one image to train for some new class detection?

Being new to deep learning I am somewhat struggling to grasp the idea of one shot learning. Let us say I have a class to detect which didn't exist in training dataset such as COCO or Image NET. Can I ...
1
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0answers
35 views

Siamese Network for face comparison wont learn, accuracy stuck on 0.5, and loss stuck too

I'm trying to train a siamese network which contains a CNN and an embedding layer at the end to yield 2 similar (close) vectors for 2 images of the same person. I'm using the LFW_Cropped dataset, and ...
1
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1answer
386 views

Should I normalise image pixel wise for pretrained VGG16 model

My goal is to use pretrained VGG16 to compute the feature vectors excluding the top layer. I want to compute embedding(no training involved) per image one by one rather than feeding batches to the ...
1
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0answers
83 views

Source to learn/understand one-shot learning

I'm currently looking into one-shot learning and I wonder if there are any good sources/tutorials out there, which demonstrate one-shot learning in a (more or less) "hands-on" way? Also some hints ...
0
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2answers
2k views

Binary Classification - One Hot Encoding preventing me using Test Set [duplicate]

I have a preprocessing pipeline that includes replacing missing values and onehotencoding for the categorical variables. When I try to use my model on the test set, it explains that the number of ...
0
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0answers
12 views

SSD-300 tensorflow mAP is very low due to unstable loss

I am training my SSD-300 model for which I have resized images to 300x300. I am using the default settings as mentioned in github repo: https://github.com/balancap/SSD-Tensorflow The loss is unstable ...