Tianyi Xu

Difficulty and Typicality-Based Problem Recommendation Algorithm Implementation and Analysis

2018

With the increasing popularity of "online learning", a method of finding effective learning materials from massive resources is urgently needed. By setting the "problems" in the online learning system as an example, this paper analyzes …

A Quality Assessment Model for Blockchain-Based Crowdsourcing System

2021

In recent years, crowdsourcing has become a new business model. Quality assessment of crowdsourcing has also become a hot topic of interest for researchers. Most quality control methods are based on centralised platforms and cannot …

Optimizing Speech Recognition Models with Effective Confidence Calibrations

2024

In the domain of speech recognition, deep learning models have achieved tremendous success. Despite the increasing predictive performance of these models, there has been limited focus on uncertainty estimation and calibration, leading to unreliable confidence. …