PhD Students

Current PhD Students

Organized by last name.

Sepeher Abdous

Group: Systems & Networking
Lab: Distributed Systems and Networks Lab
sabdous1@jh.edu
Advisor: Soudeh Ghorbani
Research Interests: Computer networks, burst-tolerant data centers, cybersecurity
Personal Website

Carlos Aguirre

Labs: Mark Drezde Lab, Intuitive Computing Laboratory
caguirr4@jhu.edu
Advisor: Mark Dredze
Research Interests: Social media, fairness in health care, human-computer interaction
Personal Website
Publications

Omar Ahmed

Group: Computational Biology & Medicine
oahmed6@jhu.edu
Advisor: Benjamin Langmead
Research Interests: Genomics, algorithms, transcriptomics

Niyati Bafna

Group: Natural Language Processing
nbafna1@jh.edu
Advisor: David Yarowsky
Research Interests: Low-resource natural language processing, multilinguality
Personal Website
Publications

Jin Bai

Group: Robotics, Vision, & Graphics
Labs: Laboratory for Computational Sensing and Robotics, Computational Interaction and Robotics Laboratory
jbai12@jhu.edu
Advisor: Greg Hager
Research Interests: Computer vision

Andrew Blair-Stanek

Group: Natural Language Processing
ablairs1@jhu.edu
Advisor: Benjamin Van Durme, Mark Dredze
Research Interests: Natural language processing, tax law
Personal Website

Sahiti Bommareddy

Group: Systems & Networking
Lab: Distributed Networks and Systems Lab
sahiti@jhu.edu
Advisor: Yair Amir
Personal Website

Kuan-Hao Chao

Centers/Institutes: Center for Computational Biology
kchao104@jhu.edu
Advisor: Steven Salzberg, Mihaela Pertea
Research Interests: Computational genomics, transcriptomics
Personal Website
Publications

Aditya Chattopadhyay

Group: Machine Learning, AI, & Data Science
Centers/Institutes: Center for Imaging Science, Mathematical Institute for Data Science
achatto1@jhu.edu
Advisor: René Vidal
Research Interests: Generative modeling
Personal Website
Publications

Jienan Chen

Group: Systems & Networking
Lab: Advanced Networking Lab
jchen3944@jhu.edu
Advisor: Krishan Sabnani
Research Interests: Computer networks, V2X
Personal Website

Jieneng Chen

Group: Robotics, Vision, & Graphics
Lab: Computational Cognition, Vision, and Learning
jchen293@jhu.edu
Advisor: Alan Yuille
Research Interests: Deep learning, computer vision
Personal Website
Publications

Yixiong Chen

Lab: Computational Cognition, Vision, and Learning
ychen646@jh.edu
Advisor: Alan Yuille
Research Interests: Foundation models, medical image analysis, deep learning
Personal Website
Publications

Arun Das

Group: Computational Biology & Medicine
arun.das@jhu.edu
Advisor: Michael Schatz
Research Interests: Algorithms, computational genomics, deep learning, genomic privacy, cryptography and computer security
Personal Website

Alexandra DeLucia

Lab: Mark Drezde Lab
aadelucia@jhu.edu
Advisor: Mark Dredze
Research Interests: Natural language processing, social media
Personal Website
Publications

Noah Drakes

Lab: Sensing, Manipulation, and Real-Time Systems Lab
ndrakes1@jhu.edu
Advisor: Peter Kazanzides
Research Interests: Embedded systems, machine learning, deep learning
Personal Website

Seth Ebner

Group: Natural Language Processing
seth@jhu.edu
Advisor: Benjamin Van Durme
Research Interests: Natural language understanding, computational semantics, semantic representation
Personal Website

Qingying Gao

Centers/Institutes: Lions Vision Research and Rehabilitation Center at the Wilmer Eye Institute at Johns Hopkins
Lab: Artificial Intelligence for Engineering and Medicine Lab
qgao14@jh.edu
Advisors: Rama Chellappa, Yingzi Xiong
Research Interests: Low vision, computer vision
Personal Website
Publications

Yuxiang Gao

Group: Robotics, Vision, & Graphics
Lab: Intuitive Computing Laboratory
yuxiang.gao@jhu.edu
Advisor: Chien-Ming Huang
Research Interests: Human-robot interaction, socially aware navigation
Personal Website
Publications

Sougol Gheissi

Group: Systems & Networking
Lab: Advanced Networking Lab
sgheiss1@jh.edu
Advisor: Krishan Sabnani
Research Interests: Computer networks, software-defined networking, data center networks
Personal Website

Ayush Gupta

Centers/Institutes: Center for Imaging Science
Lab: Artificial Intelligence for Engineering and Medicine Lab
agupt120@jhu.edu
Advisor: Rama Chellappa
Research Interests: Computer vision, biometrics, gait recognition

Keith Harrigian

Group: Natural Language Processing
kharrigian@jhu.edu
Advisor: Mark Dredze
Research Interests: Multi-view machine learning, longitudinal modeling, clinical decision support, mental health
Personal Website
Publications

Zitong He

Group: Computational Biology & Medicine
Lab: Florea Lab
hezt@jhu.edu
Advisor: Liliana Florea
Research Interests: Machine learning, computational genomics

Aditya Hegde

Lab: Advanced Research in Cryptography
ahegde@cs.jhu.edu
Advisor: Abhishek Jain, Advanced Research in Cryptography
Research Interests: Cryptography, security
Personal Website
Publications

Yigong Hu

Group: Systems & Networking
hyigong1@jhu.edu
Advisor: Peng “Ryan” Huang
Research Interests: Mobile systems, reliable systems, operating systems

Ruizhe Huang

Group: Natural Language Processing
Centers/Institutes: Center for Language and Speech Processing
ruizhe@jhu.edu
Advisor: Sanjeev Khudanpur
Research Interests: Speech recognition, machine learning

Bo Hui

Group: Information Security
bo.hui@jhu.edu
Advisor: Yinzhi Cao
Research Interests: Security and privacy in machine learning
Personal Website

Hisashi Ishida

Group: Robotics, Vision, & Graphics
Labs: Laboratory for Computational Sensing and Robotics, Sensing, Manipulation, and Real-Time Systems Lab
hishida3@jhu.edu
Advisors: Peter Kazanzides, Russell Taylor
Research Interests: Surgical robotics, human-robot interaction, virtual fixtures

Zifeng Kang

Centers/Institutes: Information Security Institute
Lab: System Security Lab
zkang7@jhu.edu
Advisor: Yinzhi Cao
Research Interests: Web security, systems security, program analysis
Publications

Prakhar Kaushik

Lab: Computational Cognition, Vision, and Learning
pkaushi1@jh.edu
Advisor: Alan Yuille
Research Interests: Computer vision, cognitive computing
Publications

Benjamin Killeen

Group: Robotics, Vision, & Graphics
Labs: Advanced Robotics and Computationally AugmenteD Environments Lab, Computation Interaction and Robotics Laboratory
killeen@jhu.edu
Advisors: Mathias Unberath, Greg Hager
Research Interests: Computer vision, domain generalization, deep learning, reinforcement learning, robotics, medical imaging, surgical robotics, clinician-centric assistance systems
Personal Website
Publications

April Kim

Groups: Machine Learning, AI, & Data Science, Computational Biology & Medicine
aprilkim@jhu.edu
Advisor: Alexis Battle
Research Interests: Computational genomics, machine learning
Personal Website
Publications

Irene Kim

Group: Robotics, Vision, & Graphics
Labs: Sensing, Manipulation, and Real-Time Systems Lab, Intuitive Computing Laboratory
dkim214@jhu.edu
Advisors: Peter Kazanzides, Chien-Ming Huang
Research Interests: Extended reality (augmented/mixed/virtual reality), deep learning, prostheses, human-robot interaction
Publications

Ama Koranteng

Group: Theory & Programming Languages
akorant1@jhu.edu
Advisor: Michael Dinitz
Research Interests: Graph algorithms, approximation algorithms
Personal Website

Yihao Liu

Group: Robotics, Vision, & Graphics
Labs: Laboratory for Computational Sensing and Robotics, Laboratory of Biomechanical and Image-Guided Surgical Systems
yliu333@jhu.edu
Advisor: Mehran Armand
Research Interests: Robot-assisted medical procedures, augmented reality
Personal Website

Zhengyu Liu

Lab: System Security Lab
zliu192@jhu.edu
Advisor: Yinzhi Cao
Research Interests: Web security, browser security
Personal Website

Ariel Lubonja

Centers/Institutes: Institute for Data-Intensive Engineering and Science
Lab: Distributed Systems and Networks Lab
ariel@cs.jhu.edu
Advisor: Randal Burns
Research Interests: Scalable algorithms, graph machine learning, computer vision
Personal Website

Wufei Ma

Group: Robotics, Vision, & Graphics
Lab: Computational Cognition, Vision, and Learning
wma27@jhu.edu
Advisor: Alan Yuille
Research Interests: Computer vision, machine learning
Personal Website
Publications

Meghana Madhyastha

Group: Machine Learning, AI, & Data Science
Labs: Hopkins Storage Systems Lab, NeuroData
mmadhya1@jhu.edu
Advisors: Randal Burns, Joshua T. Vogelstein
Research Interests: Scalable machine learning

Philip Mathew

Centers/Institutes: Information Security Institute
Lab: System Security Lab
pmathew8@jhu.edu
Advisor: Yinzhi Cao
Research Interests: Machine learning, robustness
Personal Website
Publications

Arya McCarthy

Group: Natural Language Processing
arya@jhu.edu
Advisor: David Yarowsky
Research Interests: Machine translation, derivational morphology, complex networks, graph theory
Personal Website
Publications

Aayush Mishra

amishr42@jhu.edu
Advisor: Anqi “Angie” Liu
Research Interests: Out-of-distribution generalization, casual representation learning
Personal Website

David Mueller

Group: Natural Language Processing
Lab: Center for Language and Speech Processing
dam@jhu.edu
Advisor: Mark Dredze
Research Interests: Machine learning, multi-task learning, natural language processing
Personal Website
Publications

Ramchandran Muthukumar

Group: Machine Learning, AI, & Data Science
ramcha1994@gmail.com
Advisor: Jeremias Sulam
Research Interests: Theoretical machine learning, adversarial robustness, sparse coding, optimization
Personal Website

Kartik Narayan

Lab: Vision & Understanding Lab
knaraya4@jh.edu
Advisor: Vishal Patel
Research Interests: Computer vision, deep learning
Personal Website
Publications

Bohan Ni

Group: Computational Biology & Medicine
Labs: Schatz Lab, Battle Lab
jasonblues1996@gmail.com
Advisors: Michael Schatz, Alexis Battle
Research Interests: Sequence alignment algorithms, genome assembly algorithms, machine learning, genome structural variants, biological and graph networks

Ambar Pal

Group: Machine Learning, AI, & Data Science
Centers/Institutes: Mathematical Institute for Data Science
Labs: Vision, Dynamics, and Learning Lab, Sulam Group
ambar@jhu.edu
Advisors: René Vidal, Jeremias Sulam
Research Interests: Safety in AI, theory of deep learning, non-convex optimization
Personal Website

Michael Peven

Group: Robotics, Vision, & Graphics
mpeven@jhu.edu
Advisor: Greg Hager
Research Interests: Computer vision, machine learning, statistics

Kaitlynn Pineda

Labs: Intuitive Computing Laboratory, Computation Interaction and Robotics Laboratory
kpineda3@jhu.edu
Advisors: Chien-Ming Huang, Greg Hager
Research Interests: Human-robot interaction, socially assistive robotics, AI, machine learning
Personal Website
Publications

Shruthi Prusty

Group: Theory & Programming Languages
Lab: Algorithms and Complexity
sprusty1@cs.jhu.edu
Advisor: Michael Dinitz
Research Interests: Graph algorithms, approximation algorithms, combinatorial optimization

Krithika Ramesh

Group: Natural Language Processing
kramesh3@jh.edu
Advisors: Anjalie Field, Mark Dredze
Research Interests: Privacy, fairness, and interpretability in natural language processing
Personal Website
Publications

Samuel Remedios

Lab: Image Analysis and Communications Lab
samuel.remedios@jhu.edu
Advisor: Jerry Prince
Research Interests: Medical image processing, super-resolution, signal processing, information theory
Personal Website

Nathaniel Robinson

Group: Natural Language Processing
nrobin38@jhu.edu
Advisors: Kenton Murray, Sanjeev Khudanpur
Research Interests: Multilingual and low-resource language and speech processing
Personal Website
Publications

Jamie Rosas-Smith

Group: Natural Language Processing
Lab: Center for Language and Speech Processing
jrosass1@jhu.edu
Advisor: Anjalie Field
Research Interests: Natural language processing, speech processing, computational social science

Aniket Roy

Groups: Robotics, Vision, & Graphics, Machine Learning, AI, & Data Science
Lab: Artificial Intelligence for Engineering and Medicine Lab
aroy28@jhu.edu
Advisor: Rama Chellappa
Research Interests: Computer vision, machine learning
Publications

Elizabeth Salesky

Group: Natural Language Processing
esalesky@jhu.edu
Advisors: Matt Post, Philipp Koehn
Research Interests: Machine translation, speech and language processing, computational linguistics, multilingual and low-resource natural language processing
Personal Website
Publications

Kate Sanders

ksande25@jhu.edu
Advisors: Benjamin Van Durme, Alan Yuille
Research Interests: Natural language processing, computer vision, cognitive science
Personal Website
Publications

Erfan Sharafzadeh

Group: Systems & Networking
esharafzadeh@jhu.edu
Advisor: Soudeh Ghorbani
Research Interests: Operating systems for latency-sensitive applications, data center system software optimization
Personal Website
Publications

Hyunwoo Song

Labs: Laboratory for Computational Sensing and Robotics, Medical UltraSound Imaging and Intervention Collaboration
hsong37@jhu.edu
Advisor: Emad Boctor
Research Interests: Functional intraoperative surgical guidance, medical ultrasound and photoacoustic imaging
Personal Website

Hossein Souri

Group: Machine Learning, AI, & Data Science
Lab: Artificial Intelligence for Engineering and Medicine Lab
hsouri1@jhu.edu
Advisor: Rama Chellappa
Research Interests: Machine learning, computer vision, AI
Personal Website
Publications

Kaiser Sun

Group: Natural Language Processing
hsun74@cs.jhu.edu
Advisor: Mark Dredze
Research Interests: Natural language processing, interpretability, evaluation
Personal Website
Publications

Jacopo Teneggi

Group: Machine Learning, AI, & Data Science
Centers/Institutes: Mathematical Institute for Data Science
Lab: Sulam Group
jtenegg1@jhu.edu
Advisor: Jeremias Sulam
Research Interests: Explainability, uncertainty quantification
Personal Website
Publications

Prasad Vagdargi

Group: Robotics, Vision, & Graphics
Lab: Imaging for Surgery, Therapy, and Radiology
prasad@jhu.edu
Advisors: Jeffrey H. Siewerdsen, Greg Hager
Research Interests: Computer vision, deep learning, medical robotics
Personal Website
Publications

Nethra Venkatayogi

Labs: Laboratory for Computational Sensing and Robotics, Photoacoustic & Ultrasonic Systems Engineering Lab
nvenkat4@jh.edu
Advisor: Muyinatu Bell
Research Interests: Image-guided surgery, machine learning, medical ultrasound and photoacoustic imaging, surgical guidance
Publications

Neha Verma

Group: Natural Language Processing
Centers/Institutes: Center for Language and Speech Processing
nverma7@jhu.edu
Advisors: Kevin Duh, Kenton Murray
Research Interests: Machine translation, multilingual representation learning
Personal Website
Publications

Jiahao Wang

Lab: Computational Cognition, Vision, and Learning
jwang384@jhu.edu
Advisor: Alan Yuille
Research Interests: Computer vision

Xingrui Wang

Group: Robotics, Vision, & Graphics
Lab: Computational Cognition, Vision, and Learning
xwang378@jhu.edu
Advisor: Alan Yuille
Research Interests: Computer vision
Personal Website
Publications

Yunjun Wang

Group: Machine Learning, AI, & Data Science
ywang509@jhu.edu
Advisor: Raman Arora
Research Interests: Machine learning, online learning, optimization

Miriam Wanner

Group: Natural Language Processing
Centers/Institutes: Center for Language and Speech Processing
mwanner5@jhu.edu
Advisor: Mark Dredze
Research Interests: Natural language processing
Personal Website
Publications

Austin Watkins

awatki29@jhu.edu
Advisor: Raman Arora
Research Interests: Theoretical machine learning, representation learning, robustness, implicit regularization, theory of deep networks
Personal Website

Gwenyth Portillo Wightman

Group: Natural Language Processing
gwightman@jhu.edu
Advisor: Mark Dredze
Research Interests: Natural language processing, health informatics, natural language processing for social good, human-computer interaction
Personal Website
Publications

Chen Wei

Group: Robotics, Vision, & Graphics
Lab: Computational Cognition, Vision, and Learning
cwei9@jhu.edu
Advisor: Alan Yuille
Research Interests: Computer vision, machine learning
Personal Website
Publications

Nathaniel Weir

Group: Natural Language Processing
nweir3@jhu.edu
Advisor: Benjamin Van Durme
Research Interests: Natural language processing, representation learning, meta-learning, general linguistic intelligence
Personal Website

Orion Weller

Group: Natural Language Processing
oweller2@jh.edu
Advisor: Benjamin Van Durme
Research Interests: Natural language processing, question answering, reasoning, multilinguality, natural language understanding
Personal Website
Publications

Shiwei Weng

Group: Theory & Programming Languages
Lab: Programming Languages Laboratory
wengshiwei@jhu.edu
Advisor: Scott Smith
Research Interests: Programming languages, functional programming, symbolic execution, program analysis
Personal Website

Brian Wheatman

Group: Systems & Networking
Lab: Distributed Systems and Networks Lab
wheatman@cs.jhu.edu
Advisors: Yair Amir, Randal Burns
Research Interests: Big data and distributed systems, assured machine learning, graph analytics, performance engineering, parallel data structures and algorithms
Personal Website
Publications

Zihao Xiao

Group: Robotics, Vision, & Graphics
Lab: Computational Cognition, Vision, and Learning
zxiao10@jhu.edu
Advisor: Alan Yuille
Research Interests: Computer vision
Publications

Haoran Xu

Group: Natural Language Processing
hxu64@jhu.edu
Advisors: Philipp Koehn, Kenton Murray
Research Interests: Natural language processing, machine translation, cross-lingual learning
Personal Website
Publications

Farnaz Yousefi

Group: Theory & Programming Languages
Lab: Programming Languages Laboratory
f.yousefi@jhu.edu
Advisor: Scott Smith
Research Interests: Programming languages, functional programming, symbolic execution, model checking
Personal Website
Publications

Jianjia Yu

Group: Information Security
Lab: System Security Lab
jyu122@jhu.edu
Advisor: Yinzhi Cao
Research Interests: Web security and privacy

Haolin Yuan

Group: Information Security
Lab: System Security Lab
hyuan4@jhu.edu
Advisor: Yinzhi Cao
Research Interests: Machine learning, privacy and security

Xiaoding Yuan

Lab: Computational Cognition, Vision, and Learning
xyuan19@jh.edu
Advisor: Alan Yuille
Research Interests: Computer vision
Personal Website
Publications

Han Zhang

Labs: Laboratory for Computational Sensing and Robotics, Advanced Robotics and Computationally AugmenteD Environments Lab
hzhan206@jh.edu
Advisor: Mathias Unberath
Research Interests: Virtual reality, augmented reality, surgical robotics
Personal Website
Publications

Jiaming Zhang

Lab: Laboratory of Biomechanical and Image-Guided Surgical Systems
jzhan282@jh.edu
Advisors: Mehran Armand, Alejandro Martin-Gomez
Research Interests: Image-guided surgery, surgical robotics
Personal Website
Publications

Xuan Zhang

Group: Natural Language Processing
xuanzhang@jhu.edu
Advisor: Kevin Duh
Research Interests: Machine translation, hyperparameter optimization
Personal Website
Publications

Yixiao Zhang

Group: Robotics, Vision, & Graphics
Lab: Computational Cognition, Vision, and Learning
yzhan334@jhu.edu
Advisor: Alan Yuille
Research Interests: Computer vision

Yan Zhong

Lab: Algorithms and Complexity
yzhong36@jhu.edu
Advisor: Xin Li
Research Interests: Theoretical computer science, complexity theory
Personal Website

Max Zinkus

Group: Information Security
Centers/Institutes: Information Security Institute
Lab: Advanced Research in Cryptography
zinkus@cs.jhu.edu
Advisor: Matthew Green
Research Interests: Applied cryptography, privacy, security
Personal Website
Publications