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Prof

Alistair Moffat

Professor
Computing and Information Systems
querying
information retrieval
text compression
efficient
web search
effective
indexing
coding
compression
Alistair Moffat's Profile Picture
Prof

Alistair Moffat

 
Division
Engineering and IT
 
Primary Interest
Information retrieval and web search
Alistair Moffat's Profile Picture
Prof

Alistair Moffat

 
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Alistair's  Short Profile
 

Projects

Displaying the 10 most recent projects from 13 for Alistair Moffat.

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EFFICIENT COMPRESSION AND QUERYING TECHNIQUES FOR MASSIVE TEXT COLLECTIONS

Web search services have become a fundamental tool used by governments, businesses, and individuals, and play a key role in our access to kn..

2020 - 2022
Completed
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NEW APPROACHES TO INTERACTIVE SESSIONAL SEARCH FOR COMPLEX TASKS

2019 - 2022
Completed
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Improved Compression for Text Indexes

2020 - 2020
Completed
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USER-ADAPTIVE SEARCH AND EVALUATION FOR COMPLEX INFORMATION-SEEKING TASKS

This project plans to develop a new evaluation framework to understand and characterise web users and their situation within complex, multi-..

2016 - 2019
Completed
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USER-ADAPTIVE SEARCH AND EVALUATION FOR COMPLEX INFORMATION-SEEKING TASKS

This project plans to develop a new evaluation framework to understand and characterise web users and their situation within complex, multi-..

2016 - 2019
Completed
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Relationship with eBay (Moffat)

2017 - 2018
Completed
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Data retrieval from massive information structures

Information search is an essential tool. But most current services regard the data as unstructured collections of independent documents, fre..

2014 - 2017
Completed
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Principles, Practice, and Pragmatics of Measurement in Experimental Computer Science

The project team's confidence in scientific knowledge is partly due to the robustness of the systems of measurement used in experiments. The..

2011 - 2014
Completed
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Efficient and Effective Algorithms for Searching Strings in Secondary Storage

Pattern searching is fundamental to a wide range of computing applications, including web search and bioinformatics. In this project we will..

2011 - 2014
Completed
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Methodologies for Designing and Evaluating Information Retrieval Experiments

Australian researchers have been highly successful in the area of information searching for more than two decades. This project will reinfor..

2007 - 2011
Completed

13

Projects

Project Types

11

Research Grant

2

Research Contracts

Additional Information

Scholarly Works

Displaying the 10 most recent scholarly works from 320 for Alistair Moffat.

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Efficient immediate-access dynamic indexing

Alistair Moffat, Joel Mackenzie

Journal article  |  2023  |  INFORMATION PROCESSING & MANAGEMENT

In a dynamic retrieval system, documents must be ingested as they arrive, and be immediately findable by queries. Our purpose in t..

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Index-Based Batch Query Processing Revisited

Joel Mackenzie, Alistair Moffat

Book Chapter  |  2023  |  Lecture Notes in Computer Science

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A Flexible Framework for Offline Effectiveness Metrics

A Moffat, J MacKenzie, P Thomas, L Azzopardi

Conference Proceedings  |  2022  |  SIGIR 2022 - Proceedings of the 45th International ACM SIGIR Conference on Research and Development in Information Retrieval

The use of offline effectiveness metrics is one of the cornerstones of evaluation in information retrieval. Static resources that ..

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Can Users Predict Relative Query Effectiveness?

O Zendel, MP Ebrahim, JS Culpepper, A Moffat, F Scholer

Conference Proceedings  |  2022  |  SIGIR 2022 - Proceedings of the 45th International ACM SIGIR Conference on Research and Development in Information Retrieval

Any given information need can be expressed via a wide range of possible queries. Recent work with such query variations has demon..

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Users: Can't Work With Them, Can't Work Without Them?

Alistair Moffat

Conference Proceedings  |  2022  |  Proceedings of the 45th International ACM SIGIR Conference on Research and Development in Information Retrieval

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Offline recommender system evaluation: Challenges and new directions

Pablo Castells, Alistair Moffat

Journal article  |  2022  |  AI MAGAZINE

Offline evaluation is an essential complement to online experiments in the selection, improvement, tuning, and deployment of recom..

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Entropic relevance: A mechanism for measuring stochastic process models discovered from event data

Hanan Alkhammash, Artem Polyvyanyy, Alistair Moffat, Luciano García-Bañuelos

Journal article  |  2022  |  Information Systems

There are many fields of computing in which having access to large volumes of data allows very precise models to be developed. For..

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Efficient query processing techniques for next-page retrieval

Joel Mackenzie, Matthias Petri, Alistair Moffat

Journal article  |  2022  |  INFORMATION RETRIEVAL JOURNAL

In top-k ranked retrieval the goal is to efficiently compute an ordered list of the highest scoring k documents according to some ..

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Batch Evaluation Metrics in Information Retrieval: Measures, Scales, and Meaning

Alistair Moffat

Journal article  |  2022  |  IEEE ACCESS

A sequence of recent papers, including in this journal, has considered the role of measurement scales in information retrieval (IR..

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Tradeoff Options for Bipartite Graph Partitioning

J Mackenzie, M Petri, A Moffat

Journal article  |  2022  |  IEEE Transactions on Knowledge and Data Engineering

Web connectivity graphs and similar linked data such as inverted indexes are important components of the information access system..

320

Scholarly Works

Keyword Analysis

Data Management and Data Science
Information Services
Theory of Computation
Information Systems, Technologies and Services
Expanding Knowledge
Artificial Intelligence
Information Systems
Other Information and Computing Sciences
Computer Vision and Multimedia Computation
Other Information and Communication Services

Honours, Awards and Fellowships

2010

Teaching Excellence Award

Melbourne School of Engineering, University of Melbourne
2006

National Carrick Citation for Outstanding Contribution to Teaching Excellence and Learning in Higher Education

Carrick Institute for Learning and Teaching in Higher Education

2

Awards

Credentials

Positions

Professor

Computing and Information Systems

Education

Doctor of Philosophy

University of Canterbury

Bachelor of Science (Honours)

University of Canterbury

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