๐ข University of Edinburgh
What do Graph Neural Networks learn? Insights from Tropical Geometry
ยท1465 wordsยท7 minsยท
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AI Theory
Representation Learning
๐ข University of Edinburgh
Using tropical geometry, researchers reveal that ReLU-activated message-passing GNNs learn continuous piecewise linear functions, highlighting their expressivity limits and paving the way for enhancedโฆ
Wasserstein Gradient Boosting: A Framework for Distribution-Valued Supervised Learning
ยท3031 wordsยท15 minsยท
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AI Generated
Machine Learning
Deep Learning
๐ข University of Edinburgh
Wasserstein Gradient Boosting (WGBoost) extends gradient boosting to handle probability distributions as outputs, enabling more robust and informative predictions in various applications.
Topological Generalization Bounds for Discrete-Time Stochastic Optimization Algorithms
ยท8286 wordsยท39 minsยท
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AI Generated
AI Theory
Generalization
๐ข University of Edinburgh
New topology-based complexity measures reliably predict deep learning model generalization, outperforming existing methods and offering practical computational efficiency.
Skill-aware Mutual Information Optimisation for Zero-shot Generalisation in Reinforcement Learning
ยท5509 wordsยท26 minsยท
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AI Generated
Machine Learning
Reinforcement Learning
๐ข University of Edinburgh
Skill-aware Mutual Information optimization enhances RL agent generalization across diverse tasks by distinguishing context embeddings based on skills, leading to improved zero-shot performance and roโฆ
Randomized Sparse Matrix Compression for Large-Scale Constrained Optimization in Cancer Radiotherapy
ยท2699 wordsยท13 minsยท
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AI Applications
Healthcare
๐ข University of Edinburgh
Randomized sparse matrix compression boosts large-scale cancer radiotherapy optimization, improving treatment quality without sacrificing speed.
RadarOcc: Robust 3D Occupancy Prediction with 4D Imaging Radar
ยท2045 wordsยท10 minsยท
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AI Applications
Autonomous Vehicles
๐ข University of Edinburgh
RadarOcc: Revolutionizing autonomous driving with robust 3D occupancy prediction using 4D imaging radar, overcoming limitations of LiDAR and camera-based approaches.
Proving Theorems Recursively
ยท2409 wordsยท12 minsยท
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AI Theory
Optimization
๐ข University of Edinburgh
POETRY: a recursive neural theorem prover achieving 5.1% higher success rate and solving substantially longer proofs.
Metric Space Magnitude for Evaluating the Diversity of Latent Representations
ยท6876 wordsยท33 minsยท
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AI Generated
AI Theory
Representation Learning
๐ข University of Edinburgh
Novel metric space magnitude measures rigorously quantify the diversity of latent representations across multiple scales, showing superior performance in detecting mode collapse and characterizing embโฆ
Generating compositional scenes via Text-to-image RGBA Instance Generation
ยท4227 wordsยท20 minsยท
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AI Generated
Computer Vision
Image Generation
๐ข University of Edinburgh
This paper introduces a novel multi-stage generation framework for creating compositional scenes with fine-grained control by leveraging a trained diffusion model to produce individual scene componentโฆ
Articulate your NeRF: Unsupervised articulated object modeling via conditional view synthesis
ยท3848 wordsยท19 minsยท
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AI Generated
Computer Vision
3D Vision
๐ข University of Edinburgh
Unsupervised Articulated Object Modeling using Conditional View Synthesis learns pose and part segmentation from only two object observations, achieving significantly better performance than previous โฆ