中文
相关论文

相关论文: Score Matching-based Pseudolikelihood Estimation o…

200 篇论文

Smoothed analysis is a powerful paradigm in overcoming worst-case intractability in unsupervised learning and high-dimensional data analysis. While polynomial time smoothed analysis guarantees have been obtained for worst-case intractable…

数据结构与算法 · 计算机科学 2019-04-25 Aditya Bhaskara , Aidao Chen , Aidan Perreault , Aravindan Vijayaraghavan

A temporal point process is a stochastic process that predicts which type of events is likely to happen and when the event will occur given a history of a sequence of events. There are various examples of occurrence dynamics in the daily…

机器学习 · 计算机科学 2022-02-23 Deokjun Eom , Sehyun Lee , Jaesik Choi

Conformal prediction is a simple and powerful tool that can quantify uncertainty without any distributional assumptions. Many existing methods only address the average coverage guarantee, which is not ideal compared to the stronger…

机器学习 · 统计学 2023-02-21 Xing Han , Ziyang Tang , Joydeep Ghosh , Qiang Liu

Existing methods to measure sentence similarity are faced with two challenges: (1) labeled datasets are usually limited in size, making them insufficient to train supervised neural models; (2) there is a training-test gap for unsupervised…

计算与语言 · 计算机科学 2022-02-01 Xiaofei Sun , Yuxian Meng , Xiang Ao , Fei Wu , Tianwei Zhang , Jiwei Li , Chun Fan

Markerless biomechanics increasingly relies on 3D skeletal keypoints extracted from video, yet downstream biomechanical mappings typically treat these estimates as deterministic, providing no principled mechanism for frame-wise quality…

图像与视频处理 · 电气工程与系统科学 2026-03-31 Cesare Davide Pace , Alessandro Marco De Nunzio , Claudio De Stefano , Francesco Fontanella , Mario Molinara

Semi-supervised semantic segmentation (SS-SS) aims to mitigate the heavy annotation burden of dense pixel labeling by leveraging abundant unlabeled images alongside a small labeled set. While current consistency regularization methods…

计算机视觉与模式识别 · 计算机科学 2025-10-01 Haruya Ishikawa , Yoshimitsu Aoki

Large Language Models (LLMs) can achieve inflated scores on multiple-choice tasks by exploiting inherent biases in option positions or labels, rather than demonstrating genuine understanding. This study introduces SCOPE, an evaluation…

计算与语言 · 计算机科学 2025-08-05 Wonjun Jeong , Dongseok Kim , Taegkeun Whangbo

Statistical shape modeling (SSM) is a powerful computational framework for quantifying and analyzing the geometric variability of anatomical structures, facilitating advancements in medical research, diagnostics, and treatment planning.…

计算机视觉与模式识别 · 计算机科学 2024-05-24 Krithika Iyer , Jadie Adams , Shireen Y. Elhabian

Survival analysis plays a crucial role in understanding time-to-event (survival) outcomes such as disease progression. Despite recent advancements in causal mediation frameworks for survival analysis, existing methods are typically based on…

统计方法学 · 统计学 2026-05-07 Seungjun Ahn , Weijia Fu , Maaike van Gerwen , Lei Liu , Zhigang Li

Reliable uncertainty quantification in trajectory prediction is crucial for safety-critical autonomous driving systems, yet existing deep learning predictors lack uncertainty-aware frameworks adaptable to heterogeneous real-world scenarios.…

机器人学 · 计算机科学 2025-12-08 Yiming Shu , Jiahui Xu , Linghuan Kong , Fangni Zhang , Guodong Yin , Chen Sun

Statistical model checking estimates probabilities and expectations of interest in probabilistic system models by using random simulations. Its results come with statistical guarantees. However, many tools use unsound statistical methods…

计算机科学中的逻辑 · 计算机科学 2025-09-15 Carlos E. Budde , Arnd Hartmanns , Tobias Meggendorfer , Maximilian Weininger , Patrick Wienhöft

Non-intrusive speech intelligibility prediction remains challenging due to variability in speakers, noise conditions, and subjective perception. We propose an uncertainty-aware approach that leverages Whisper embeddings in combination with…

音频与语音处理 · 电气工程与系统科学 2025-09-05 Ryandhimas E. Zezario , Dyah A. M. G. Wisnu , Hsin-Min Wang , Yu Tsao

We address the problem of uncertainty quantification and propose measures of total, aleatoric, and epistemic uncertainty based on a known decomposition of (strictly) proper scoring rules, a specific type of loss function, into a divergence…

机器学习 · 计算机科学 2025-05-29 Paul Hofman , Yusuf Sale , Eyke Hüllermeier

Forecast verification plays a crucial role in the development cycle of operational numerical weather prediction models. At the same time, verification remains a challenge as the traditionally used non-spatial forecast quality metrics…

大气与海洋物理 · 物理学 2026-05-25 Gregor Skok , Katarina Kosovelj

Event sequences can be modeled by temporal point processes (TPPs) to capture their asynchronous and probabilistic nature. We propose an intensity-free framework that directly models the point process distribution by utilizing normalizing…

Accurately quantifying uncertainty in large language models (LLMs) is crucial for their reliable deployment, especially in high-stakes applications. Current state-of-the-art methods for measuring semantic uncertainty in LLMs rely on strict…

机器学习 · 计算机科学 2024-10-31 Yashvir S. Grewal , Edwin V. Bonilla , Thang D. Bui

The introduction of the Segment Anything Model (SAM) has paved the way for numerous semantic segmentation applications. For several tasks, quantifying the uncertainty of SAM is of particular interest. However, the ambiguous nature of the…

计算机视觉与模式识别 · 计算机科学 2025-07-30 Timo Kaiser , Thomas Norrenbrock , Bodo Rosenhahn

The Baum-Welch (B-W) algorithm is the most widely accepted method for inferring hidden Markov models (HMM). However, it is prone to getting stuck in local optima, and can be too slow for many real-time applications. Spectral learning of…

机器学习 · 统计学 2024-08-27 Xiaoyuan Ma , Jordan Rodu

Stochastic Partial Differential Equations (SPDEs) driven by random noise play a central role in modeling physical processes with rough spatio-temporal dynamics, such as turbulence flows, superconductors, and quantum dynamics. Although…

We propose a new system identification method, called Sign-Perturbed Sums (SPS), for constructing non-asymptotic confidence regions under mild statistical assumptions. SPS is introduced for linear regression models, including but not…

信号处理 · 电气工程与系统科学 2018-07-24 Balázs Cs. Csáji , Marco C. Campi , Erik Weyer