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Aleem Khan

4 accepted papers

2025

Learning Extrapolative Sequence Transformations from Markov Chains

ICML 2025poster

Most successful applications of deep learning involve similar training and test conditions. However, tasks such as biological sequence design involve searching for sequences that improve desirable properties beyond previously known values, which requires novel hypotheses that \emph{extrapolate} beyo…

2024

Few-Shot Detection of Machine-Generated Text using Style Representations

ICLR 2024poster

The advent of instruction-tuned language models that convincingly mimic human writing poses a significant risk of abuse. For example, such models could be used for plagiarism, disinformation, spam, or phishing. However, such abuse may be counteracted with the ability to detect whether a piece of tex…

2021

A Deep Metric Learning Approach to Account Linking

NAACL 2021long

We consider the task of linking social media accounts that belong to the same author in an automated fashion on the basis of the content and meta-data of the corresponding document streams. We focus on learning an embedding that maps variable-sized samples of user activity–ranging from single posts…

2021

Learning Universal Authorship Representations

EMNLP 2021main

Determining whether two documents were composed by the same author, also known as authorship verification, has traditionally been tackled using statistical methods. Recently, authorship representations learned using neural networks have been found to outperform alternatives, particularly in large-sc…