Answer to the CDC: Validation Must Precede Promotion

Answer Credibility: A Language Modeling Approach to Answer Validation

Answer Validation is a topic of significant interest within the Question Answering community. In this paper, we propose the use of language modeling methodologies for Answer Validation, using corpus-based methods that do not require the use of external sources. Specifically, we propose a model for Answer Credibility which quantifies the reliability of a source document that contains a candidate...

The Answer Validation System ProdicosAV

Cross-Lingual Answer Validation

We describe three language-independent methods for the task of answer validation. All methods are based on a scoring mechanism that reflects the degree of similarity between the question-answer pairs and the supporting text. We evaluate the proposed methods when using various string similarity metrics, such as exact matching, Levenshtein, Jaro and Jaro-Winkler. In addition to this baseline appr...

Overview of the Answer Validation Exercise 2006

The first Answer Validation Exercise (AVE) has been launched at the Cross Language Evaluation Forum 2006. This task is aimed at developing systems able to decide whether the answer of a Question Answering system is correct or not. The exercise is described here together with the evaluation methodology and the systems results. The starting point for the AVE 2006 was the reformulation of the Answ...

Automatic Answer Validation using COGEX