2 papers
eess.SP2020
Capacity-achieving Polar-based LDGM Codes with Crowdsourcing Applications
James Chin-Jen Pang, Hessam Mahdavifar, S. Sandeep Pradhan
In this paper we study codes with sparse generator matrices. More specifically, codes with a certain constraint on the weight of all the columns in the generator matrix are conside…
stat.ML2019
Coding for Crowdsourced Classification with XOR Queries
James Chin-Jen Pang, Hessam Mahdavifar, S. Sandeep Pradhan
This paper models the crowdsourced labeling/classification problem as a sparsely encoded source coding problem, where each query answer, regarded as a code bit, is the XOR of a sma…