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Research map / Detection and segmentation / CNN features

Spatially Invariant Unsupervised Object Detection with Convolutional Neural Networks

AAAI 2019 · Detection and segmentation › CNN features · approach: Region-based and query-based detectors · 114 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
use explicit object-like latent representation from SPAIR instead of plain ConvNet featuresLSTM downstream classifier · SETtest accuracy: 50.1 -> 57.9Helped
replace AIR's recurrent encoder with spatially invariant convolutional encoder (SPAIR)AIR · scattered MNIST, many digitsAverage PrecisionHelped
add lateral connections between neighboring cells in encoder (ablation)SPAIR · scattered MNIST 11-15 digitsAverage PrecisionHelped
train on 11-15 digits instead of 6-10 digitsSPAIR · 84x84 scattered MNIST, 1-20 digitsAverage PrecisionNo clear effect

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