Search Results for author: Murthy Devarakonda

Found 11 papers, 0 papers with code

Customizing Knowledge Graph Embedding to Improve Clinical Study Recommendation

no code implementations28 Dec 2022 Xiong Liu, Iya Khalil, Murthy Devarakonda

We propose custom2vec, an algorithmic framework to customize graph embeddings by incorporating user preferences in training the embeddings.

Information Retrieval Knowledge Graph Embedding +3

A Scalable AI Approach for Clinical Trial Cohort Optimization

no code implementations7 Sep 2021 Xiong Liu, Cheng Shi, Uday Deore, Yingbo Wang, Myah Tran, Iya Khalil, Murthy Devarakonda

FDA has been promoting enrollment practices that could enhance the diversity of clinical trial populations, through broadening eligibility criteria.

Cascade Neural Ensemble for Identifying Scientifically Sound Articles

no code implementations13 Apr 2020 Ashwin Karthik Ambalavanan, Murthy Devarakonda

Conclusion: Pre-trained contextual encoder neural networks (e. g. SciBERT) perform better than the models studied previously and manually created search filters in filtering for scientifically sound relevant articles.

Robustly Pre-trained Neural Model for Direct Temporal Relation Extraction

no code implementations13 Apr 2020 Hong Guan, Jianfu Li, Hua Xu, Murthy Devarakonda

Background: Identifying relationships between clinical events and temporal expressions is a key challenge in meaningfully analyzing clinical text for use in advanced AI applications.

Language Modelling Relation +1

Knowledge Guided Named Entity Recognition for BioMedical Text

no code implementations10 Nov 2019 Pratyay Banerjee, Kuntal Kumar Pal, Murthy Devarakonda, Chitta Baral

In this work, we formulate the NER task as a multi-answer knowledge guided QA task (KGQA) which helps to predict entities only by assigning B, I and O tags without associating entity types with the tags.

named-entity-recognition Named Entity Recognition +2

Training Models to Extract Treatment Plans from Clinical Notes Using Contents of Sections with Headings

no code implementations27 Jun 2019 Ananya Poddar, Bharath Dandala, Murthy Devarakonda

Methods: We used common variations of plan headings and rule-based heuristics to find plan sections with headings in clinical notes, and we extracted sentences from them and formed a noisy training data of plan sentences.

Developing and Using Special-Purpose Lexicons for Cohort Selection from Clinical Notes

no code implementations26 Feb 2019 Samarth Rawal, Ashok Prakash, Soumya Adhya, Sidharth Kulkarni, Saadat Anwar, Chitta Baral, Murthy Devarakonda

To help automate the process, National NLP Clinical Challenges (N2C2) conducted a shared challenge by defining 13 criteria for clinical trial cohort selection and by providing training and test datasets.

BIG-bench Machine Learning

Scoring Disease-Medication Associations using Advanced NLP, Machine Learning, and Multiple Content Sources

no code implementations WS 2016 D, Bharath ala, Murthy Devarakonda, Mihaela Bornea, Christopher Nielson

In predicting positive associations, the stacked combination significantly outperformed the baseline (a distant semi-supervised method on large medical text), achieving F scores of 0. 75 versus 0. 55 on the pairs seen in the patient records, and F scores of 0. 69 and 0. 35 on unique pairs.

BIG-bench Machine Learning

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