🏢 University of Edinburgh
What do Graph Neural Networks learn? Insights from Tropical Geometry
·1465 words·7 mins·
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AI Theory
Representation Learning
🏢 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 enhanced…
Wasserstein Gradient Boosting: A Framework for Distribution-Valued Supervised Learning
·3031 words·15 mins·
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AI Generated
Machine Learning
Deep Learning
🏢 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
·8286 words·39 mins·
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AI Generated
AI Theory
Generalization
🏢 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
·5509 words·26 mins·
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AI Generated
Machine Learning
Reinforcement Learning
🏢 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 ro…
Randomized Sparse Matrix Compression for Large-Scale Constrained Optimization in Cancer Radiotherapy
·2699 words·13 mins·
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AI Applications
Healthcare
🏢 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
·2045 words·10 mins·
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AI Applications
Autonomous Vehicles
🏢 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
·2409 words·12 mins·
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AI Theory
Optimization
🏢 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
·6876 words·33 mins·
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AI Generated
AI Theory
Representation Learning
🏢 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 emb…
Generating compositional scenes via Text-to-image RGBA Instance Generation
·4227 words·20 mins·
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AI Generated
Computer Vision
Image Generation
🏢 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 component…
Articulate your NeRF: Unsupervised articulated object modeling via conditional view synthesis
·3848 words·19 mins·
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AI Generated
Computer Vision
3D Vision
🏢 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 …