2D Gum-Net predicts unsupervised dense elastic deformation fields
Zero-shot on real fingerprint benchmarks, structural correlation rises by up to 15.7% on FVC2004 after training only on synthetic impressions.
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9 stories, newest first · one card per story
Stories tagged #unsupervised-learning
TEAL evolves reusable tools for data-lake coding agents without labels
At a 15-step budget, Sonnet-5 rose 9.3 points on KramaBench and 21.7 on LakeQA.
DeepTopoClustering: Unsupervised Derivation of Surface Process Taxonomy from 4D Point Clouds for Topographic Monitoring
DeepTopoClustering derives an unsupervised taxonomy of surface processes from 4D laser-scanning point clouds.
Round-Trip KNN Clustering: multiscale hierarchical cluster detection on directed nearest-neighbour graphs
Round-Trip KNN Clustering finds multiscale clusters on directed neighbour graphs without a preset count.
Adapting prior-data fitted networks for tabular anomaly detection
Researchers adapt TabPFN features for tabular anomaly detection, with ZEN and FOCUS beating ADBench baselines.
Prompt2Skill: Unsupervised Skill Optimization From Natural Language Instructions
Prompt2Skill builds and refines LLM skills from a task description without curated training data.
Automatic depth-based local center clustering via $β$-integrated local depth and adaptive grouping
A new unsupervised clustering method, A-DLCC, estimates cluster count automatically without numerical parameter tuning.
Diffusion Models and Concept Formation
Paper argues diffusion models implicitly form Cobweb-like concept hierarchies, with a basic level emerging at intermediate noise levels.
Topological Fraud Detection in Latent Transaction Spaces
Researchers present a privacy-preserving fraud detection method combining unsupervised filtering and supervised classification on anonymized transaction embeddings for low-latency triage.