Search Results for author: Thien Q. Tran

Found 3 papers, 0 papers with code

Stepwise Alignment for Constrained Language Model Policy Optimization

no code implementations17 Apr 2024 Akifumi Wachi, Thien Q. Tran, Rei Sato, Takumi Tanabe, Youhei Akimoto

This paper formulates human value alignment as an optimization problem of the language model policy to maximize reward under a safety constraint, and then proposes an algorithm, Stepwise Alignment for Constrained Policy Optimization (SACPO).

Computational Efficiency Language Modelling

Unsupervised Causal Binary Concepts Discovery with VAE for Black-box Model Explanation

no code implementations9 Sep 2021 Thien Q. Tran, Kazuto Fukuchi, Youhei Akimoto, Jun Sakuma

The challenge is that we have to discover in an unsupervised manner a set of concepts, i. e., A, B and C, that is useful for the explaining the classifier.

Seasonal-adjustment Based Feature Selection Method for Large-scale Search Engine Logs

no code implementations22 Aug 2020 Thien Q. Tran, Jun Sakuma

We also carefully design a feature selection method to select proper search terms to predict each component.

feature selection Time Series Analysis

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