English
Related papers

Related papers: Stochastic Learning of Multi-Instance Dictionary f…

200 papers

We introduce a novel method for multilingual transfer that utilizes deep contextual embeddings, pretrained in an unsupervised fashion. While contextual embeddings have been shown to yield richer representations of meaning compared to their…

Computation and Language · Computer Science 2019-04-05 Tal Schuster , Ori Ram , Regina Barzilay , Amir Globerson

Dictionary learning consists of finding a sparse representation from noisy data and is a common way to encode data-driven prior knowledge on signals. Alternating minimization (AM) is standard for the underlying optimization, where gradient…

Machine Learning · Computer Science 2022-02-09 Benoît Malézieux , Thomas Moreau , Matthieu Kowalski

Mesh deformation plays a pivotal role in many 3D vision tasks including dynamic simulations, rendering, and reconstruction. However, defining an efficient discrepancy between predicted and target meshes remains an open problem. A prevalent…

Computer Vision and Pattern Recognition · Computer Science 2024-03-19 Tung Le , Khai Nguyen , Shanlin Sun , Kun Han , Nhat Ho , Xiaohui Xie

Attribute-based person search is the task of finding person images that are best matched with a set of text attributes given as query. The main challenge of this task is the large modality gap between attributes and images. To reduce the…

Computer Vision and Pattern Recognition · Computer Science 2021-08-12 Boseung Jeong , Jicheol Park , Suha Kwak

We consider distributed optimization under communication constraints for training deep learning models. We propose a new algorithm, whose parameter updates rely on two forces: a regular gradient step, and a corrective direction dictated by…

Machine Learning · Computer Science 2022-04-29 Yunfei Teng , Wenbo Gao , Francois Chalus , Anna Choromanska , Donald Goldfarb , Adrian Weller

A hybrid evolutionary algorithm with importance sampling method is proposed for multi-dimensional optimization problems in this paper. In order to make use of the information provided in the search process, a set of visited solutions is…

Neural and Evolutionary Computing · Computer Science 2013-08-26 Guanghui Huang , Zhifeng Pan

The Word Mover's Distance (WMD) proposed by Kusner et al. is a distance between documents that takes advantage of semantic relations among words that are captured by their embeddings. This distance proved to be quite effective, obtaining…

Computation and Language · Computer Science 2020-05-12 Matheus Werner , Eduardo Laber

In the field of gestural action recognition, many studies have focused on dimensionality reduction along the spatial axis, to reduce both the variability of gestural sequences expressed in the reduced space, and the computational complexity…

Machine Learning · Computer Science 2014-09-18 Pierre-François Marteau , Sylvie Gibet , Clement Reverdy

Edge machine learning involves the deployment of learning algorithms at the wireless network edge so as to leverage massive mobile data for enabling intelligent applications. The mainstream edge learning approach, federated learning, has…

Information Theory · Computer Science 2020-06-24 Yuqing Du , Sheng Yang , Kaibin Huang

This paper addresses sampling-based trajectory optimization for risk-aware navigation under stochastic dynamics. Typically such approaches operate by computing $\tilde{N}$ perturbed rollouts around the nominal dynamics to estimate the…

Robotics · Computer Science 2025-07-15 Basant Sharma , Arun Kumar Singh

To autonomously navigate and plan interactions in real-world environments, robots require the ability to robustly perceive and map complex, unstructured surrounding scenes. Besides building an internal representation of the observed scene…

A robust evaluation metric has a profound impact on the development of text generation systems. A desirable metric compares system output against references based on their semantics rather than surface forms. In this paper we investigate…

Computation and Language · Computer Science 2019-09-27 Wei Zhao , Maxime Peyrard , Fei Liu , Yang Gao , Christian M. Meyer , Steffen Eger

As children grow older, they develop an intuitive understanding of the physical processes around them. They move along developmental trajectories, which have been mapped out extensively in previous empirical research. We investigate how…

Machine Learning · Computer Science 2022-09-27 Luca M. Schulze Buschoff , Eric Schulz , Marcel Binz

Recent efforts in multi-domain learning for semantic segmentation attempt to learn multiple geographical datasets in a universal, joint model. A simple fine-tuning experiment performed sequentially on three popular road scene segmentation…

Computer Vision and Pattern Recognition · Computer Science 2021-10-26 Prachi Garg , Rohit Saluja , Vineeth N Balasubramanian , Chetan Arora , Anbumani Subramanian , C. V. Jawahar

Semantics in the context of Genetic Program (GP) can be understood as the behaviour of a program given a set of inputs and has been well documented in improving performance of GP for a range of diverse problems. There have been a wide…

Neural and Evolutionary Computing · Computer Science 2020-12-18 Edgar Galván , Fergal Stapleton

Adam is a widely used stochastic optimization method for deep learning applications. While practitioners prefer Adam because it requires less parameter tuning, its use is problematic from a theoretical point of view since it may not…

Machine Learning · Computer Science 2020-11-25 Mingrui Liu , Wei Zhang , Francesco Orabona , Tianbao Yang

The Word Mover's Distance (WMD) is a metric that measures the semantic dissimilarity between two text documents by computing the cost of moving all words of a source/query document to the most similar words of a target document optimally.…

Machine Learning · Computer Science 2021-03-24 Jesmin Jahan Tithi , Fabrizio Petrini

In this work, we demonstrate yet another approach to tackle the amodal segmentation problem. Specifically, we first introduce a new representation, namely a semantics-aware distance map (sem-dist map), to serve as our target for amodal…

Computer Vision and Pattern Recognition · Computer Science 2019-08-23 Ziheng Zhang , Anpei Chen , Ling Xie , Jingyi Yu , Shenghua Gao

Multi-instance learning is a type of weakly supervised learning. It deals with tasks where the data is a set of bags and each bag is a set of instances. Only the bag labels are observed whereas the labels for the instances are unknown. An…

Machine Learning · Computer Science 2021-05-05 Weijia Zhang

Visual learning often occurs in a specific context, where an agent acquires skills through exploration and tracking of its location in a consistent environment. The historical spatial context of the agent provides a similarity signal for…

Computer Vision and Pattern Recognition · Computer Science 2024-03-28 Lizhen Zhu , James Z. Wang , Wonseuk Lee , Brad Wyble