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The concept of Label Distribution Learning (LDL) is a technique to stabilize classification and regression problems with ambiguous and/or imbalanced labels. A prototypical use-case of LDL is human age estimation based on profile images.…

机器学习 · 计算机科学 2022-09-07 Maurice Günder , Nico Piatkowski , Christian Bauckhage

We present a theoretical model that fully supports the recently disclosed generalized droop formula (GDF) for calculating the signal-to-noise ratio (SNR) of constant-output power (COP) amplified dispersion-uncompensated coherent links…

信号处理 · 电气工程与系统科学 2019-08-30 Alberto Bononi , Jean-Christophe Antona , Matteo Lonardi , Alexis Carbo-Méseguer , Paolo Serena

Current Zero-Shot Learning (ZSL) approaches are restricted to recognition of a single dominant unseen object category in a test image. We hypothesize that this setting is ill-suited for real-world applications where unseen objects appear…

计算机视觉与模式识别 · 计算机科学 2019-04-12 Shafin Rahman , Salman Khan , Fatih Porikli

Autonomous robotic systems, such as quadrotors, are susceptible to actuator faults, and for the safe operation of such systems, timely detection and isolation of these faults is essential. Neural networks can be used for verification of…

机器人学 · 计算机科学 2023-09-19 Kunal Garg , Chuchu Fan

This paper introduces a class of model-free feedback methods for solving generic constrained optimization problems where the specific mathematical forms of the objective and constraint functions are not available. The proposed methods,…

最优化与控制 · 数学 2025-02-13 Xin Chen , Jorge I. Poveda , Na Li

The celebrated Meyer-Miller mapping model has been a useful approach for generating practical trajectory-based nonadiabatic dynamics methods. It is generally assumed that the zero-point-energy (ZPE) parameter is positive. The constraint…

量子物理 · 物理学 2022-05-25 Xin He , Zhihao Gong , Baihua Wu , Jian Liu

Zero-Shot Learning (ZSL) is a classification task where we do not have even a single training labeled example from a set of unseen classes. Instead, we only have prior information (or description) about seen and unseen classes, often in the…

计算机视觉与模式识别 · 计算机科学 2021-01-01 Shabnam Daghaghi , Tharun Medini , Anshumali Shrivastava

We develop monitoring procedures for cointegrating regressions, testing the null of no breaks against the alternatives that there is either a change in the slope, or a change to non-cointegration. After observing the regression for a…

计量经济学 · 经济学 2020-03-30 Lorenzo Trapani , Emily Whitehouse

With today's abundant streams of data, the only constant we can rely on is change. For stream classification algorithms, it is necessary to adapt to concept drift. This can be achieved by monitoring the model error, and triggering counter…

机器学习 · 计算机科学 2020-12-09 Lukas Fleckenstein , Sebastian Kauschke , Johannes Fürnkranz

Within the realm of rapidly advancing wireless sensor networks (WSNs), distributed detection assumes a significant role in various practical applications. However, critical challenge lies in maintaining robust detection performance while…

信息论 · 计算机科学 2024-04-02 Wei Guo , Meng He , Chuan Huang , Hengtao He , Shenghui Song , Jun Zhang , Khaled B. Letaief

We present an efficient method for computing the zero frequency limit of transport coefficients in strongly coupled field theories described holographically by higher derivative gravity theories. Hydrodynamic parameters such as shear…

高能物理 - 理论 · 物理学 2010-02-23 Miguel F. Paulos

Deep Neural Networks (DNNs) can be catastrophically disrupted by flipping only a handful of parameter bits. We introduce Deep Neural Lesion (DNL), a data-free and optimizationfree method that locates critical parameters, and an enhanced…

机器学习 · 计算机科学 2026-04-17 Ido Galil , Moshe Kimhi , Ran El-Yaniv

This paper proposes a model-free and data-adaptive feature screening method for ultra-high dimensional datasets. The proposed method is based on the projection correlation which measures the dependence between two random vectors. This…

统计方法学 · 统计学 2021-02-16 Wanjun Liu , Yuan Ke , Jingyuan Liu , Runze Li

Automated code vulnerability detection has gained increasing attention in recent years. The deep learning (DL)-based methods, which implicitly learn vulnerable code patterns, have proven effective in vulnerability detection. The performance…

软件工程 · 计算机科学 2023-08-22 Xin-Cheng Wen , Xinchen Wang , Cuiyun Gao , Shaohua Wang , Yang Liu , Zhaoquan Gu

Deploying machine learning models in safety-critical domains poses a key challenge: ensuring reliable model performance on downstream user data without access to ground truth labels for direct validation. We propose the suitability filter,…

机器学习 · 计算机科学 2025-05-29 Angéline Pouget , Mohammad Yaghini , Stephan Rabanser , Nicolas Papernot

The ability to detect when a system undergoes an incipient fault is of paramount importance in preventing a critical failure. Classic methods for fault detection (including model-based and data-driven approaches) rely on thresholding error…

信号处理 · 电气工程与系统科学 2025-02-13 Camilo Ramírez , Jorge F. Silva , Ferhat Tamssaouet , Tomás Rojas , Marcos E. Orchard

While the backpropagation of error algorithm enables deep neural network training, it implies (i) bidirectional synaptic weight transport and (ii) update locking until the forward and backward passes are completed. Not only do these…

机器学习 · 统计学 2021-01-19 Charlotte Frenkel , Martin Lefebvre , David Bol

We use smoothed analysis techniques to provide guarantees on the training loss of Multilayer Neural Networks (MNNs) at differentiable local minima. Specifically, we examine MNNs with piecewise linear activation functions, quadratic loss and…

机器学习 · 统计学 2016-05-31 Daniel Soudry , Yair Carmon

High-dimensional sparse generalized linear models (GLMs) have emerged in the setting that the number of samples and the dimension of variables are large, and even the dimension of variables grows faster than the number of samples. False…

统计理论 · 数学 2021-05-04 Chang Cui , Jinzhu Jia , Yijun Xiao , Huiming Zhang

Activation steering methods enable inference-time control of large language model (LLM) behavior without retraining, but current approaches face a fundamental trade-off: sample-efficient methods suboptimally capture steering signals from…

机器学习 · 计算机科学 2026-03-09 Kartik Sharma , Rakshit S. Trivedi