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Classifier Growth Methods Analyzed: One Fails to Learn, Others Offer Benefits

This paper investigates four methods for growing classifiers, identifying one method that fails to learn due to zero gradients in newly added layers. The study demonstrates that this specific growth strategy significantly reduces accuracy on datasets like Iris and Wine. A simple fix involves a small random perturbation to the new parameters, ensuring their gradients are non-zero. The other three growth methods offer distinct benefits, such as improved sparsity or smaller network sizes, though not always enhanced accuracy. AI

IMPACT Provides insights into the mechanics of neural network training and parameter addition, potentially informing future model architectures.

RANK_REASON Academic paper detailing a new method for classifier growth and its analysis. [lever_c_demoted from research: ic=1 ai=1.0]

Read on arXiv cs.AI →

AI-generated summary · Google Gemini · from 1 sources. How we write summaries →

Classifier Growth Methods Analyzed: One Fails to Learn, Others Offer Benefits

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Academic paper detailing a new method for classifier growth and its analysis. [lever_c_demoted from research: ic=1 ai=1.0]
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COVERAGE [1]

  1. arXiv cs.AI TIER_1 English(EN) · Cagri Temel ·

    Four Ways to Grow a Classifier and Why One of Them Cannot Learn

    arXiv:2610.00180v1 Announce Type: cross Abstract: Constructive classifiers add structure while they train: a level to a tree, a unit to a hidden layer, a split at a leaf. This paper asks what each of four such growth decisions actually buys, measured under one fixed protocol in t…