1 code implementation • 20 Jul 2018 • Kuan Liu, Aurélien Bellet
Our experiments on datasets with up to one million features demonstrate the ability of our approach to generalize well despite the high dimensionality as well as its superiority compared to several competing methods.
1 code implementation • 29 May 2018 • Kuan Liu, Yanen Li, Ning Xu, Prem Natarajan
Combining complementary information from multiple modalities is intuitively appealing for improving the performance of learning-based approaches.
no code implementations • 28 May 2018 • Kuan Liu, Xing Shi, Prem Natarajan
Our ablation experiments demonstrate the effectiveness of the two components to address heterogeneous attribute challenges including variable lengths and attribute sparseness.
1 code implementation • 10 Nov 2017 • Kuan Liu, Prem Natarajan
In designing personalized ranking algorithms, it is desirable to encourage a high precision at the top of the ranked list.
no code implementations • 10 Nov 2017 • Kuan Liu, Prem Natarajan
We propose a new learning to rank algorithm, named Weighted Margin-Rank Batch loss (WMRB), to extend the popular Weighted Approximate-Rank Pairwise loss (WARP).
no code implementations • 13 Jan 2017 • Avner May, Alireza Bagheri Garakani, Zhiyun Lu, Dong Guo, Kuan Liu, Aurélien Bellet, Linxi Fan, Michael Collins, Daniel Hsu, Brian Kingsbury, Michael Picheny, Fei Sha
First, in order to reduce the number of random features required by kernel models, we propose a simple but effective method for feature selection.
1 code implementation • 11 Aug 2016 • Kuan Liu, Xing Shi, Anoop Kumar, Linhong Zhu, Prem Natarajan
We present our solution to the job recommendation task for RecSys Challenge 2016.
no code implementations • 18 Mar 2016 • Zhiyun Lu, Dong Guo, Alireza Bagheri Garakani, Kuan Liu, Avner May, Aurelien Bellet, Linxi Fan, Michael Collins, Brian Kingsbury, Michael Picheny, Fei Sha
We study large-scale kernel methods for acoustic modeling and compare to DNNs on performance metrics related to both acoustic modeling and recognition.
no code implementations • 14 Nov 2014 • Zhiyun Lu, Avner May, Kuan Liu, Alireza Bagheri Garakani, Dong Guo, Aurélien Bellet, Linxi Fan, Michael Collins, Brian Kingsbury, Michael Picheny, Fei Sha
The computational complexity of kernel methods has often been a major barrier for applying them to large-scale learning problems.
Automatic Speech Recognition Automatic Speech Recognition (ASR) +2
1 code implementation • 10 Nov 2014 • Kuan Liu, Aurélien Bellet, Fei Sha
A good measure of similarity between data points is crucial to many tasks in machine learning.
no code implementations • NeurIPS 2013 • Soravit Changpinyo, Kuan Liu, Fei Sha
Moreover, we show how SCA can be instrumental in exploratory analysis of data, where we gain insights about the data by examining patterns hidden in its latent components' local similarity values.