Search Results for author: Ihab F. Ilyas

Found 13 papers, 4 papers with code

FLEEK: Factual Error Detection and Correction with Evidence Retrieved from External Knowledge

no code implementations26 Oct 2023 Farima Fatahi Bayat, Kun Qian, Benjamin Han, Yisi Sang, Anton Belyi, Samira Khorshidi, Fei Wu, Ihab F. Ilyas, Yunyao Li

Detecting factual errors in textual information, whether generated by large language models (LLM) or curated by humans, is crucial for making informed decisions.

Attribute

Growing and Serving Large Open-domain Knowledge Graphs

no code implementations16 May 2023 Ihab F. Ilyas, JP Lacerda, Yunyao Li, Umar Farooq Minhas, Ali Mousavi, Jeffrey Pound, Theodoros Rekatsinas, Chiraag Sumanth

We then describe how our platform, including graph embeddings, can be leveraged to create a Semantic Annotation service that links unstructured Web documents to entities in our KG.

Entity Linking Fact Verification +2

High-Throughput Vector Similarity Search in Knowledge Graphs

no code implementations4 Apr 2023 Jason Mohoney, Anil Pacaci, Shihabur Rahman Chowdhury, Ali Mousavi, Ihab F. Ilyas, Umar Farooq Minhas, Jeffrey Pound, Theodoros Rekatsinas

Motivated by the tasks of finding related KG queries and entities for past KG query workloads, we focus on hybrid vector similarity search (hybrid queries for short) where part of the query corresponds to vector similarity search and part of the query corresponds to predicates over relational attributes associated with the underlying data vectors.

Knowledge Graphs Vocal Bursts Intensity Prediction

Saga: A Platform for Continuous Construction and Serving of Knowledge At Scale

no code implementations15 Apr 2022 Ihab F. Ilyas, Theodoros Rekatsinas, Vishnu Konda, Jeffrey Pound, Xiaoguang Qi, Mohamed Soliman

We introduce Saga, a next-generation knowledge construction and serving platform for powering knowledge-based applications at industrial scale.

graph construction

Ember: No-Code Context Enrichment via Similarity-Based Keyless Joins

1 code implementation2 Jun 2021 Sahaana Suri, Ihab F. Ilyas, Christopher Ré, Theodoros Rekatsinas

Context enrichment, or rebuilding fragmented context, using keyless joins is an implicit or explicit step in machine learning (ML) pipelines over structured data sources.

Question Answering Representation Learning

Kamino: Constraint-Aware Differentially Private Data Synthesis

1 code implementation31 Dec 2020 Chang Ge, Shubhankar Mohapatra, Xi He, Ihab F. Ilyas

Existing differentially private data synthesis methods aim to generate useful data based on applications, but they fail in keeping one of the most fundamental data properties of the structured data -- the underlying correlations and dependencies among tuples and attributes (i. e., the structure of the data).

Databases Cryptography and Security

Batchwise Probabilistic Incremental Data Cleaning

no code implementations9 Nov 2020 Paulo H. Oliveira, Daniel S. Kaster, Caetano Traina-Jr., Ihab F. Ilyas

Lack of data and data quality issues are among the main bottlenecks that prevent further artificial intelligence adoption within many organizations, pushing data scientists to spend most of their time cleaning data before being able to answer analytical questions.

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On sampling from data with duplicate records

no code implementations24 Aug 2020 Alireza Heidari, Shrinu Kushagra, Ihab F. Ilyas

Our goal is to develop a procedure that samples uniformly from the set of entities present in the database in the presence of duplicates.

Record fusion: A learning approach

no code implementations18 Jun 2020 Alireza Heidari, George Michalopoulos, Shrinu Kushagra, Ihab F. Ilyas, Theodoros Rekatsinas

We use this feature vector alongwith the ground-truth information to learn a classifier for each of the attributes of the database.

Attribute

Scalable Knowledge Graph Construction from Text Collections

no code implementations WS 2019 Ryan Clancy, Ihab F. Ilyas, Jimmy Lin

We present a scalable, open-source platform that {``}distills{''} a potentially large text collection into a knowledge graph.

Fact Verification graph construction

Approximate Inference in Structured Instances with Noisy Categorical Observations

no code implementations29 Jun 2019 Alireza Heidari, Ihab F. Ilyas, Theodoros Rekatsinas

We study the problem of recovering the latent ground truth labeling of a structured instance with categorical random variables in the presence of noisy observations.

Clustering Structured Prediction

APEx: Accuracy-Aware Differentially Private Data Exploration

1 code implementation29 Dec 2017 Chang Ge, Xi He, Ihab F. Ilyas, Ashwin Machanavajjhala

Organizations are increasingly interested in allowing external data scientists to explore their sensitive datasets.

Databases

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