Posters
2024
PeRFlow: Piecewise Rectified Flow as Universal Plug-and-Play Accelerator
·2348 words·12 mins·
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AI Generated
Computer Vision
Image Generation
🏢 ByteDance
PeRFlow accelerates diffusion models by straightening their sampling trajectories using a piecewise reflow operation, enabling fast and high-quality image generation with minimal computational cost.
Perception of Knowledge Boundary for Large Language Models through Semi-open-ended Question Answering
·2033 words·10 mins·
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Natural Language Processing
Large Language Models
🏢 College of Computer, National University of Defense Technology
This study reveals that large language models struggle with semi-open-ended questions, often hallucinating or providing insufficient answers. Researchers explored this by creating a new dataset of su…
Perceiving Longer Sequences With Bi-Directional Cross-Attention Transformers
·3763 words·18 mins·
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AI Generated
Computer Vision
Image Classification
🏢 University of Melbourne
BiXT, a novel bi-directional cross-attention Transformer, scales linearly with input size, achieving competitive performance across various tasks by efficiently processing longer sequences.
Penalty-based Methods for Simple Bilevel Optimization under Hölderian Error Bounds
·1969 words·10 mins·
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Machine Learning
Optimization
🏢 Fudan University
This paper proposes penalty-based methods for simple bilevel optimization, achieving (ε, εβ)-optimal solutions with improved complexity under Hölderian error bounds.
PediatricsGPT: Large Language Models as Chinese Medical Assistants for Pediatric Applications
·1920 words·10 mins·
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Natural Language Processing
Large Language Models
🏢 Academy for Engineering and Technology, Fudan University
PediatricsGPT: a novel Chinese pediatric LLM assistant trained on a large, high-quality dataset (PedCorpus) outperforms existing models, paving the way for improved pediatric healthcare.
Pedestrian-Centric 3D Pre-collision Pose and Shape Estimation from Dashcam Perspective
·2531 words·12 mins·
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Computer Vision
3D Vision
🏢 University of Science and Technology Beijing
New Pedestrian-Vehicle Collision Pose dataset (PVCP) and Pose Estimation Network (PPSENet) improve pedestrian pre-collision pose estimation from dashcam video.
Pearls from Pebbles: Improved Confidence Functions for Auto-labeling
·5535 words·26 mins·
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AI Generated
Machine Learning
Semi-Supervised Learning
🏢 University of Wisconsin-Madison
Colander: a novel auto-labeling technique boosts data efficiency by 60%, optimizing confidence functions for maximum coverage with minimal error.
PEAC: Unsupervised Pre-training for Cross-Embodiment Reinforcement Learning
·3037 words·15 mins·
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Machine Learning
Reinforcement Learning
🏢 Tsinghua University
PEAC: a novel unsupervised pre-training method significantly improves cross-embodiment generalization in reinforcement learning, enabling faster adaptation to diverse robots and tasks.
PCoTTA: Continual Test-Time Adaptation for Multi-Task Point Cloud Understanding
·2469 words·12 mins·
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AI Generated
Computer Vision
3D Vision
🏢 Bournemouth University
PCoTTA: A novel framework enables multi-task point cloud models to seamlessly adapt to continuously changing target domains during testing, overcoming catastrophic forgetting and error accumulation.
pcaGAN: Improving Posterior-Sampling cGANs via Principal Component Regularization
·2599 words·13 mins·
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Machine Learning
Deep Learning
🏢 Ohio State University
pcaGAN boosts posterior-sampling cGANs by using principal component regularization, achieving faster, more accurate results in various imaging tasks.
Partially Observable Cost-Aware Active-Learning with Large Language Models
·3564 words·17 mins·
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AI Generated
Machine Learning
Active Learning
🏢 University of Cambridge
µPOCA: a new active learning approach maximizes model generalization using strategically acquired labels/features in data-scarce, costly scenarios with partial observability, leveraging LLMs for effic…
Partial Transportability for Domain Generalization
·2485 words·12 mins·
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AI Theory
Generalization
🏢 Columbia University
This paper introduces a novel technique to bound prediction risks in new domains using causal diagrams, enabling reliable AI performance guarantees.
Partial Structure Discovery is Sufficient for No-regret Learning in Causal Bandits
·1628 words·8 mins·
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AI Theory
Causality
🏢 Purdue University
Learning optimal interventions in causal bandits with unknown causal graphs is now efficient; this paper identifies the minimal causal knowledge needed and offers a two-stage algorithm with sublinear …
Partial observation can induce mechanistic mismatches in data-constrained models of neural dynamics
·1877 words·9 mins·
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AI Theory
Generalization
🏢 Harvard University
Partially observing neural circuits during experiments can create misleading models, even if single neuron activity matches; researchers need better validation methods.
Parseval Regularization for Continual Reinforcement Learning
·2345 words·12 mins·
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Machine Learning
Reinforcement Learning
🏢 McGill University
Boost continual reinforcement learning with Parseval regularization: maintaining orthogonal weight matrices preserves optimization, significantly improving RL agent training across diverse tasks.
Pard: Permutation-Invariant Autoregressive Diffusion for Graph Generation
·2350 words·12 mins·
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Machine Learning
Graph Generation
🏢 Carnegie Mellon University
PARD: a novel permutation-invariant autoregressive diffusion model for efficient and high-quality graph generation, achieving state-of-the-art results.
Parametric model reduction of mean-field and stochastic systems via higher-order action matching
·2431 words·12 mins·
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AI Generated
Machine Learning
Deep Learning
🏢 New York University
HOAM learns reduced models of population dynamics for complex systems, enabling fast predictions across various physics parameters, outperforming state-of-the-art techniques.
Parameterized Approximation Schemes for Fair-Range Clustering
·1307 words·7 mins·
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AI Theory
Fairness
🏢 School of Advanced Interdisciplinary Studies, Hunan University of Technology and Business
First parameterized approximation schemes for fair-range k-median & k-means in Euclidean spaces are presented, offering faster (1+ε)-approximation algorithms.
Parameter-free Clipped Gradient Descent Meets Polyak
·1918 words·10 mins·
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Machine Learning
Optimization
🏢 Kyoto University
Parameter-free optimization is revolutionized! Inexact Polyak Stepsize achieves the same convergence rate as clipped gradient descent but without any hyperparameter tuning, saving time and computatio…
Parameter Symmetry and Noise Equilibrium of Stochastic Gradient Descent
·1617 words·8 mins·
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AI Theory
Optimization
🏢 Massachusetts Institute of Technology
SGD’s dynamics are precisely characterized by the interplay of noise and symmetry in loss functions, leading to unique, initialization-independent fixed points.