Search Results for author: Bhaskar Krishnamachari

Found 25 papers, 4 papers with code

Modeling and Analysis of Crypto-Backed Over-Collateralized Stable Derivatives in DeFi

no code implementations28 Feb 2024 Zhenbang Feng, Hardhik Mohanty, Bhaskar Krishnamachari

In decentralized finance (DeFi), stablecoins like DAI are designed to offer a stable value amidst the fluctuating nature of cryptocurrencies.

CAREForMe: Contextual Multi-Armed Bandit Recommendation Framework for Mental Health

1 code implementation26 Jan 2024 Sheng Yu, Narjes Nourzad, Randye J. Semple, Yixue Zhao, Emily Zhou, Bhaskar Krishnamachari

The COVID-19 pandemic has intensified the urgency for effective and accessible mental health interventions in people's daily lives.

Forecasting Cryptocurrency Staking Rewards

no code implementations16 Jan 2024 Sauren Gupta, Apoorva Hathi Katharaki, Yifan Xu, Bhaskar Krishnamachari, Rajarshi Gupta

This research explores a relatively unexplored area of predicting cryptocurrency staking rewards, offering potential insights to researchers and investors.

regression

IoT in the Era of Generative AI: Vision and Challenges

no code implementations3 Jan 2024 Xin Wang, Zhongwei Wan, Arvin Hekmati, Mingyu Zong, Samiul Alam, Mi Zhang, Bhaskar Krishnamachari

Equipped with sensing, networking, and computing capabilities, Internet of Things (IoT) such as smartphones, wearables, smart speakers, and household robots have been seamlessly weaved into our daily lives.

Federated Learning Prompt Engineering

Reinforcement Learning for Safe Occupancy Strategies in Educational Spaces during an Epidemic

no code implementations23 Dec 2023 Elizabeth Akinyi Ondula, Bhaskar Krishnamachari

Epidemic modeling, encompassing deterministic and stochastic approaches, is vital for understanding infectious diseases and informing public health strategies.

Management Q-Learning +1

Testing learning-enabled cyber-physical systems with Large-Language Models: A Formal Approach

no code implementations13 Nov 2023 Xi Zheng, Aloysius K. Mok, Ruzica Piskac, Yong Jae Lee, Bhaskar Krishnamachari, Dakai Zhu, Oleg Sokolsky, Insup Lee

The integration of machine learning (ML) into cyber-physical systems (CPS) offers significant benefits, including enhanced efficiency, predictive capabilities, real-time responsiveness, and the enabling of autonomous operations.

Autonomous Vehicles

Incentivizing Private Data Sharing in Vehicular Networks: A Game-Theoretic Approach

no code implementations22 Sep 2023 Yousef AlSaqabi, Bhaskar Krishnamachari

In the context of evolving smart cities and autonomous transportation systems, Vehicular Ad-hoc Networks (VANETs) and the Internet of Vehicles (IoV) are growing in significance.

Trip Planning for Autonomous Vehicles with Wireless Data Transfer Needs Using Reinforcement Learning

no code implementations21 Sep 2023 Yousef AlSaqabi, Bhaskar Krishnamachari

With recent advancements in the field of communications and the Internet of Things, vehicles are becoming more aware of their environment and are evolving towards full autonomy.

Autonomous Vehicles

Holistic Survey of Privacy and Fairness in Machine Learning

no code implementations28 Jul 2023 Sina Shaham, Arash Hajisafi, Minh K Quan, Dinh C Nguyen, Bhaskar Krishnamachari, Charith Peris, Gabriel Ghinita, Cyrus Shahabi, Pubudu N. Pathirana

Privacy and fairness are two crucial pillars of responsible Artificial Intelligence (AI) and trustworthy Machine Learning (ML).

Fairness

SMILE: Robust Network Localization via Sparse and Low-Rank Matrix Decomposition

1 code implementation26 Jan 2023 Lillian Clark, Sampad Mohanty, Bhaskar Krishnamachari

Motivated by collaborative localization in robotic sensor networks, we consider the problem of large-scale network localization where location estimates are derived from inter-node radio signals.

a survey on GPT-3

no code implementations1 Dec 2022 Mingyu Zong, Bhaskar Krishnamachari

This paper provides an introductory survey to GPT-3.

Hallucination

QLAMMP: A Q-Learning Agent for Optimizing Fees on Automated Market Making Protocols

no code implementations28 Nov 2022 Dev Churiwala, Bhaskar Krishnamachari

In particular, we develop a Q-Learning Agent for Market Making Protocols (QLAMMP) that learns the optimal fee rates and leverage coefficients for a given AMM protocol and maximizes the expected fee collected under a range of different market conditions.

Q-Learning

Multi-modal Misinformation Detection: Approaches, Challenges and Opportunities

no code implementations25 Mar 2022 Sara Abdali, Sina Shaham, Bhaskar Krishnamachari

As social media platforms are evolving from text-based forums into multi-modal environments, the nature of misinformation in social media is also transforming accordingly.

Misinformation

DEFER: Distributed Edge Inference for Deep Neural Networks

1 code implementation18 Jan 2022 Arjun Parthasarathy, Bhaskar Krishnamachari

We find that for the ResNet50 model, the inference throughput of DEFER with 8 compute nodes is 53% higher and per node energy consumption is 63% lower than single device inference.

Federated Learning for Internet of Things: Applications, Challenges, and Opportunities

no code implementations15 Nov 2021 Tuo Zhang, Lei Gao, Chaoyang He, Mi Zhang, Bhaskar Krishnamachari, Salman Avestimehr

In this paper, we will discuss the opportunities and challenges of FL in IoT platforms, as well as how it can enable diverse IoT applications.

Federated Learning

GCNScheduler: Scheduling Distributed Computing Applications using Graph Convolutional Networks

no code implementations22 Oct 2021 Mehrdad Kiamari, Bhaskar Krishnamachari

We consider the classical problem of scheduling task graphs corresponding to complex applications on distributed computing systems.

Distributed Computing Scheduling

Dataset: Large-scale Urban IoT Activity Data for DDoS Attack Emulation

1 code implementation5 Oct 2021 Arvin Hekmati, Eugenio Grippo, Bhaskar Krishnamachari

As IoT deployments grow in scale for applications such as smart cities, they face increasing cyber-security threats.

Reducing the Volatility of Cryptocurrencies -- A Survey of Stablecoins

no code implementations1 Mar 2021 Ayten Kahya, Bhaskar Krishnamachari, Seokgu Yun

In the wake of financial crises, stablecoins are gaining adoption among digital currencies.

Dynamic Curves for Decentralized Autonomous Cryptocurrency Exchanges

no code implementations7 Jan 2021 Bhaskar Krishnamachari, Qi Feng, Eugenio Grippo

In particular, dramatic market price changes can result in low liquidity with respect to one or more of the assets and reduce the total value of the LP.

Inter-Mobile-Device Distance Estimation using Network Localization Algorithms for Digital Contact Logging Applications

no code implementations20 Jul 2020 Lillian Clark, Alan Papalia, Jônata Tyska Carvalho, Luca Mastrostefano, Bhaskar Krishnamachari

Mobile applications are being developed for automated logging of contacts via Bluetooth to help scale up digital contact tracing efforts in the context of the ongoing COVID-19 pandemic.

ARREST: A RSSI Based Approach for Mobile Sensing and Tracking of a Moving Object

no code implementations18 Jul 2017 Pradipta Ghosh, Jason A. Tran, Bhaskar Krishnamachari

Our proposed tracking agent, which we refer to as the TrackBot, uses a single rotating, off-the-shelf, directional antenna, novel angle and relative speed estimation algorithms, and Kalman filtering to continually estimate the relative position of the Leader with decimeter level accuracy (which is comparable to a state-of-the-art multiple access point based RF-localization system) and the relative speed of the Leader with accuracy on the order of 1 m/s.

Position

Online Learning for Wireless Distributed Computing

no code implementations9 Nov 2016 Yi-Hsuan Kao, Kwame Wright, Bhaskar Krishnamachari, Fan Bai

To the best of our knowledge, MABSTA is the first online algorithm in this domain of task assignment problems and provides provable performance guarantee.

Distributed Computing

Online Learning Schemes for Power Allocation in Energy Harvesting Communications

no code implementations8 Jul 2016 Pranav Sakulkar, Bhaskar Krishnamachari

In this problem, the transmitter has to choose the transmit power based on the amount of stored energy in its battery with the goal of maximizing the average rate obtained over time.

Scheduling

Stochastic Contextual Bandits with Known Reward Functions

no code implementations30 Apr 2016 Pranav Sakulkar, Bhaskar Krishnamachari

Motivated by networking applications, we analyze a setting where the reward is a known non-linear function of the context and the chosen arm's current state.

Decision Making Multi-Armed Bandits

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