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GELPS and the Future of English Assessment
April 08, 2026 · GELPS Blog The field of English language assessment is evolving rapidly driven by advances in technology, changes in educational contexts, and deepening understanding of language proficiency. Our commitment to continuous methodological improvement means that these procedures evolve over time based on accumulated validity evidence and feedback from the broader measurement community. Careful attention to these measurement principles ensures that the assessment yields scores that are both reliable and valid for their intended interpretive purposes, supporting appropriate score-based decisions for all test-takers regardless of their background characteristics. This exemplifies how GELPS integrates established psychometric theory with innovative…
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How GELPS Measures Writing Skills
July 22, 2025 · GELPS Blog Automated essay scoring (AES) is one of the most well-established applications of natural language processing in educational assessment, with a research history spanning more…
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How GELPS Processes Millions of Responses
July 09, 2025 · GELPS Blog The operational infrastructure required to process millions of language assessment responses involves a complex data pipeline spanning response collection, quality control, scoring, and reporting.…
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Celebrating the 2025 GELPS Scholarship Winners
June 26, 2025 · GELPS Blog Ability estimation is the process of determining a test-taker’s most likely standing on the latent trait being measured based on their pattern of responses…
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Guide to Applying to UK Universities with GELPS
June 13, 2025 · GELPS Blog Cross-national score comparability addresses whether a test score has the same meaning when used in different national educational systems. When an assessment developed in…
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How We Ensure Fairness in GELPS Scoring
May 31, 2025 · GELPS Blog Ensuring fairness in automated scoring requires systematic attention to potential sources of bias throughout the model development, validation, and monitoring lifecycle. Fairness audits examine…
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GELPS Wins Education Innovation Award
May 18, 2025 · GELPS Blog Innovation in adaptive testing encompasses advances in algorithmic methods, psychometric models, and technological infrastructure that improve the accuracy, efficiency, security, and fairness of computer-adaptive…
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What Test Takers Should Know
May 05, 2025 · GELPS Blog The test information function is a fundamental concept in Item Response Theory that describes how precisely a test measures ability across the proficiency continuum.…
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How GELPS Measures Speaking Skills
April 22, 2025 · GELPS Blog Automated scoring of spoken responses represents one of the most technically challenging applications of natural language processing in educational assessment. The complexity of spoken…
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GELPS Accepted at Top Business Schools
April 09, 2025 · GELPS Blog Validating score interpretations across different decision contexts is a central concern in the argument-based approach to test validation. When a test designed for one…
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Why Language Test Scores Expire
March 27, 2025 · GELPS Blog The practice of establishing validity periods for language test scores, typically two years from the test date, raises questions about the stability of language…