12 papers
Enabling Real-Time AI in O-RAN: Deploying and Measuring AI Inside a Near-RT RIC xApp
Lawrence Obiuwevwi, Krzysztof J. Rechowicz, Sampath Jayarathna +7
Open Radio Access Network (O-RAN) architectures introduce programmable Near-Real-Time RAN Intelligent Controllers (Near-RT RICs) that support closed-loop control through xApps at t…
Field-Deployable RF Capture System for Indoor, Outdoor, and Foliage Environments
Lawrence Obiuwevwi, Krzysztof J. Rechowicz, Vikas Ashok +5
Reliable and reproducible radio-frequency (RF) measurements in real-world environments are essential for characterizing spectrum behavior across unlicensed ISM and WiFi bands, lice…
Touching and Feeling the Data: A Reusable Software Pipeline for Tactile Statistical Graphs in Accessible Education
Lawrence Obiuwevwi, Krzysztof J. Rechowicz, Jessica M. Johnson +4
Statistical visualization is usually treated as a visual medium, but data can also be touched. Three dimensional printed tactile graphs let blind and low vision students feel distr…
Quantifying the Affective Gap: A Zero-Shot Evaluation of LLMs on Fine-Grained Emotion Taxonomies
Lawrence Obiuwevwi, Krzysztof J. Rechowicz, Jessica M. Johnson +3
Emotion recognition in natural language is a foundational challenge in affective computing, with critical implications for human-computer interaction, mental health support, and co…
SentimentLens: Reconciling Sentiment and Ratings via Dual-Modality in the Hospitality Sector
Dineth Jayakody, Pasindu Thenahandi, Sampath Jayarathna
Online travel platforms generate vast volumes of user-generated hotel reviews, offering rich opportunities to understand traveler experiences at scale. However, transforming unstru…
Cognitive Prosthetic: An AI-Enabled Multimodal System for Episodic Recall in Knowledge Work
Lawrence Obiuwevwi, Krzysztof J. Rechowicz, Vikas Ashok +2
Modern knowledge workplaces increasingly strain human episodic memory as individuals navigate fragmented attention, overlapping meetings, and multimodal information streams. Existi…