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Information retrieval

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Full-Text Articles in Social and Behavioral Sciences

Ai-Powered Information Retrieval In Meeting Records And Transcripts Enhancing Efficiency And User Experience, Srushti Nitin Ghadge May 2024

Ai-Powered Information Retrieval In Meeting Records And Transcripts Enhancing Efficiency And User Experience, Srushti Nitin Ghadge

Theses and Dissertations

This study compares the traditional search methods, which is to search from video recordings of the meetings by moving the slider back and forth or by keyword search in transcripts versus integrated AI video plus transcript search. Based on the previous test results, we introduced some human-centric design features to the AI and built a new enhanced AI search tool for information retrieval. For search technique efficiency testing, the method had two set of experiments. The first results of the experiment showed that AI-based search algorithms were more accurate and faster than conventional search approaches. Participants were also happier with …


Enhancing Public Library Services: A Future Outlook On Digital Libraries In Pakistan, Muhammad Sohail Haider, Chen Ya Prof, Md. Nurul Islam, Muhammad Danyal, Muhammad Hussain Nov 2023

Enhancing Public Library Services: A Future Outlook On Digital Libraries In Pakistan, Muhammad Sohail Haider, Chen Ya Prof, Md. Nurul Islam, Muhammad Danyal, Muhammad Hussain

Library Philosophy and Practice (e-journal)

Objective: Governments consistently aim to enhance services and establish online connections to efficiently deliver necessary information. This study aims to evaluate the future potential of digital libraries in public libraries in Pakistan by examining various projects that have introduced innovative approaches to foster the development of digital library services.

Methodology: The analysis utilized the Amos 24 version, employing the Structural Equation Model (SEM) for assessing model fit indices and validating hypotheses. Additionally, Statistical Package for Social Sciences (SPSS) version 24 was employed for Pearson correlation and factor analysis.

Findings: The results suggest the appropriateness of discussing three out of the …


Does This Look Relevant To You? Using Insights From Information Retrieval Studies To Facilitate Student Source Selection, Reading, And Use, Anne Jumonville Graf Jun 2023

Does This Look Relevant To You? Using Insights From Information Retrieval Studies To Facilitate Student Source Selection, Reading, And Use, Anne Jumonville Graf

Library Faculty Research

No abstract provided.


“The Same Information Is Given To Everyone”: Algorithmic Awareness Of Online Platforms, Meghan Lindsey Dowell May 2023

“The Same Information Is Given To Everyone”: Algorithmic Awareness Of Online Platforms, Meghan Lindsey Dowell

Theses and Dissertations

After years of discourse surrounding the concept of “filter bubbles,” information seekers still find themselves in echo chambers of their own thoughts and ideas. This study is an exploratory, mixed methods analysis of platform privacy/data policies and user awareness of the personal and usage data collected and user awareness of how platforms use this data to moderate and serve online content. Utilizing Bucher’s (2018) framework to research algorithms through the black box heuristic, this project learns how users inform themselves about data collection and use policies, and their awareness of algorithmic curation. The algorithmic systems that return search results or …


Toward A New Approach To Information Science: Intertextuality, Narges Neshat Oct 2022

Toward A New Approach To Information Science: Intertextuality, Narges Neshat

Library Philosophy and Practice (e-journal)

Intertextuality is the meaning of the text that is formed by other texts. It means the formation of a new text based on contemporary or previous texts, so that the new text is a compact of a number of texts, the border between which is blurred, and its structure is renewed in a new way, so that nothing is left of the previous texts except its substance, and its essence is in the new text is hidden and only experts can recognize it. No text can be understood on its own without relying on other texts, because it is impossible …


Influence Of Social Media Use On The Perceived Academic Performance Of Federal College Of Forestry Students, Ibadan Oyo State., Tolulope E. Adenekan, Theresa F. Odusanya Aug 2022

Influence Of Social Media Use On The Perceived Academic Performance Of Federal College Of Forestry Students, Ibadan Oyo State., Tolulope E. Adenekan, Theresa F. Odusanya

Library Philosophy and Practice (e-journal)

Abstract

This study examined the influence of Social Media Use on the Perceived Academic Performance of Federal College of Forestry Students, Ibadan Oyo state. Three objectives were formulated for the study. The survey research design was adopted with a Self- developed questionnaire use as the instrument for data collection. The population of the study consist of 599 full time Student of the federal college of forestry, Ibadan, out of which 150 students were randomly selected as the study sample. Analysis of data revealed that the most highly used social media Include, Whatsapp (mean = 3.65), followed by Instagram (mean=3.51). Facebook …


How Do Information Specialists Keep Up To Date?, Aaron Tay Jun 2022

How Do Information Specialists Keep Up To Date?, Aaron Tay

Research Collection Library

The working environment of information specialists is undergoing profound changes. This is primarily due to rapid advances in digitalization and automation. New databases are being set up or new functions added to established databases. At the same time, data processing and analysis have reached a new level (e.g. through machine learning). In addition, many new software tools to support daily work are being developed. But how do information specialists find out about new developments and assess the practical suitability of new tools?

Nowadays, an abundance of information on new developments in information retrieval can be found on the Internet. In …


Application Of The Markov Chain Method In A Health Portal Recommendation System, Xin Cai May 2022

Application Of The Markov Chain Method In A Health Portal Recommendation System, Xin Cai

Theses and Dissertations

This study produced a recommendation system that can effectively recommend items on a health portal. Toward this aim, a transaction log that records users’ traversal activities on the Medical College of Wisconsin’s HealthLink, a health portal with a subject directory, was utilized and investigated. This study proposed a mixed-method that included the transaction log analysis method, the Markov chain analysis method, and the inferential analysis method. The transaction log analysis method was applied to extract users’ traversal activities from the log. The Markov chain analysis method was adopted to model users’ traversal activities and then generate recommendation lists for topics, …


Textq—A User Friendly Tool For Exploratory Text Analysis, April Edwards, Marylyn Sullivan, Ezrah Itkowsky, Dana B. Weinberg Dec 2021

Textq—A User Friendly Tool For Exploratory Text Analysis, April Edwards, Marylyn Sullivan, Ezrah Itkowsky, Dana B. Weinberg

Publications and Research

As the amount of textual data available on the Internet grows substantially each year, there is a need for tools to assist with exploratory data analysis. Furthermore, to democratize the process of text analytics, tools must be usable for those with a non-technical background and those who do not have the financial resources to outsource their data analysis needs. To that end, we developed TextQ, which provides a simple, intuitive interface for exploratory analysis of textual data. We also tested the efficacy of TextQ using two case studies performed by subject matter experts—one related to a project on the detection …


Internet Information Retrieval Experiences And Challenges Of Aga Khan University Library Users, Nasra Gathoni Dec 2021

Internet Information Retrieval Experiences And Challenges Of Aga Khan University Library Users, Nasra Gathoni

Libraries

This study reports on internet information retrieval experiences and challenges of Aga Khan University library users. The unit of analysis was obtained through a purposive sampling method and data collected using a structured questionnaire. The data was quantitatively analyzed and descriptive statistics provided. 87% (52/60) of the members in the sample completed and returned the questionnaire. 83% indicated that they had prior computer skills and 52% had training in Internet searching. 35% of the respondents who did not use any of the search techniques indicated, was noted. Gender did not appear to affect use the retrieval of information vis-a-vis use …


Bridging The Simulation-To-Reality Gap: Adapting Simulation Environment For Object Recognition, Hardik Yogesh Sonetta Jul 2021

Bridging The Simulation-To-Reality Gap: Adapting Simulation Environment For Object Recognition, Hardik Yogesh Sonetta

Electronic Theses and Dissertations

Rapid advancements in object recognition have created a huge demand for labeled datasets for the task of training, testing, and validation of different techniques. Due to the wide range of applications, object models in the datasets need to cover both variations in geometric features and diverse conditions in which sensory inputs are obtained. Also, the need to manually label the object models is cumbersome. As a result, it becomes difficult for researchers to gain access to adequate datasets for the development of new methods or algorithms. In comparison, computer simulation has been considered a cost-effective solution to generate simulated data …


Call Us By Our Names: The Need To Establish Authority Control Standards For Non-Roman Names, Madireng Monyela Jun 2021

Call Us By Our Names: The Need To Establish Authority Control Standards For Non-Roman Names, Madireng Monyela

Library Philosophy and Practice (e-journal)

Cataloguing cannot exist without standardised access points, and authority control is the mechanism by which we achieve the necessary degree of standardisation, thus enhances the accessibility of library resources by controlling the access points, improving users’ ability to efficiently find the works most relevant to their information search. The paper seeks to understand authority control standards and how non- Roman names are catered for in those standards. The study used desk research. Findings indicated the lack of authority control standards for non-Roman names. The study recommended the establishment of authority control standards for non-Roman names, cataloguers should consult the authors/creators …


Medline Search Retrieval Issues: A Longitudinal Query Analysis Of Five Vendor Platforms, C. Sean Burns, Tyler Nix, Robert M. Shapiro Ii, Jeffrey T. Huber May 2021

Medline Search Retrieval Issues: A Longitudinal Query Analysis Of Five Vendor Platforms, C. Sean Burns, Tyler Nix, Robert M. Shapiro Ii, Jeffrey T. Huber

Information Science Faculty Publications

This study compared the results of data collected from a longitudinal query analysis of the MEDLINE database hosted on multiple platforms that include PubMed, EBSCOHost, Ovid, ProQuest, and Web of Science. The goal was to identify variations among the search results on the platforms after controlling for search query syntax. We devised twenty-nine cases of search queries comprised of five semantically equivalent queries per case to search against the five MEDLINE database platforms. We ran our queries monthly for a year and collected search result count data to observe changes. We found that search results varied considerably depending on MEDLINE …


Building And Using Digital Libraries For Etds, Edward A. Fox Mar 2021

Building And Using Digital Libraries For Etds, Edward A. Fox

The Journal of Electronic Theses and Dissertations

Despite the high value of electronic theses and dissertations (ETDs), the global collection has seen limited use. To extend such use, a new approach to building digital libraries (DLs) is needed. Fortunately, recent decades have seen that a vast amount of “gray literature” has become available through a diverse set of institutional repositories as well as regional and national libraries and archives. Most of the works in those collections include ETDs and are often freely available in keeping with the open-access movement, but such access is limited by the services of supporting information systems. As explained through a set of …


Awareness And Use Of Search Techniques As Indicated In The Google User’S Manual By Postgraduate Students Of Lead City University, Ibadan, Oyo State., Victor Omeiza, Rotimi Adelani Ibitoye, Teslim Olayinka Alao, Kehinde Durojaye, Folasade Kolawole Jan 2021

Awareness And Use Of Search Techniques As Indicated In The Google User’S Manual By Postgraduate Students Of Lead City University, Ibadan, Oyo State., Victor Omeiza, Rotimi Adelani Ibitoye, Teslim Olayinka Alao, Kehinde Durojaye, Folasade Kolawole

Library Philosophy and Practice (e-journal)

Abstract

Precise and timely information in all aspects of human endeavor is key to the actualization of various goals. This study was carried out to determine the awareness and use of search techniques in searching for information in Google Search and Gmail by postgraduate students of Lead City University, Ibadan. The search techniques are recommended and documented by Google for efficiency in search operations. A total of 254 students were sampled using convenience sampling techniques and also filled out the structured questionnaire of which 173 copies were returned due to emergence of covid-19. Descriptive statistics was employed to analyze the …


Predictors Of Community Physicians’ Digital Information Retrieval At Point Of Care, Jumana Antoun Jan 2021

Predictors Of Community Physicians’ Digital Information Retrieval At Point Of Care, Jumana Antoun

Walden Dissertations and Doctoral Studies

Efficient digital information retrieval at the point of care is essential for better health care delivery. The problem is the lack of knowledge about the community physician’s digital information retrieval at the point of care. The purpose of this study was to examine the characteristics of the community physicians’ digital information retrieval at the point of care in eight Arab countries in the Eastern Mediterranean and whether a set of factors predicted the digital information retrieval. This study was guided by the Smith model that links professional digital practices to professional competencies, digital literacy, and technological affordances. The descriptive research …


Digging The Issues And Concerns In Subject Access Towards Discoverability Of Information And Resources, David A. Cabonero, Judy Ann P. Jandoc, Jeazel T. Cabalo, Wina B. Dominguez Jan 2021

Digging The Issues And Concerns In Subject Access Towards Discoverability Of Information And Resources, David A. Cabonero, Judy Ann P. Jandoc, Jeazel T. Cabalo, Wina B. Dominguez

Library Philosophy and Practice (e-journal)

There is an information explosion in this computer age due to the rapid developments of information and communications technology. As a result, research and studies are quickly published because of faster printing and open access publishing. With these, access to information and resources is somewhat compromised. Without access, these collections are meaningless to educators, researchers, scholars, and other information users. Thus, this study prompted to determine the: 1) level of familiarity in the fundamental principles of subject cataloging; 2) level of usage familiarity of: a) grammar and code of relationships, b) types of subject headings and subdivisions, and c) authority …


Internet Information Retrieval Experiences And Challenges Of Aga Khan University Library Users, Nasra Gathoni Jan 2021

Internet Information Retrieval Experiences And Challenges Of Aga Khan University Library Users, Nasra Gathoni

Library Philosophy and Practice (e-journal)

This study reports on internet information retrieval experiences and challenges of Aga Khan University library users. The unit of analysis was obtained through a purposive sampling method and data collected using a structured questionnaire. The data was quantitatively analyzed and descriptive statistics provided. 87% (52/60) of the members in the sample completed and returned the questionnaire. 83% indicated that they had prior computer skills and 52% had training in Internet searching. 35% of the respondents who did not use any of the search techniques indicated, was noted. Gender did not appear to affect use the retrieval of information vis-a-vis use …


Subject Headings List For Filipino Cultural Literature And Studies: The Case Of An Academic Library, Pacita P. Sugando, David A. Cabonero Jan 2021

Subject Headings List For Filipino Cultural Literature And Studies: The Case Of An Academic Library, Pacita P. Sugando, David A. Cabonero

Library Philosophy and Practice (e-journal)

The study aimed to determine the status, describe the importance, and identify the challenges encountered by catalogers, specifically on the subject authority files for Filipino cultural literature and studies at the University of Baguio (UB) Libraries. The study used a quantitative method to determine the status, importance, and challenges on the subject authority files using a researcher-made questionnaire and a qualitative method to analyze the existing subject headings used in the OPAC to reflect the local subject headings. The catalogers validated the use of local terms as subject headings through an interview. The primary respondents were the 13 librarians of …


Functional Search Problems Among Medline Databases, C. Sean Burns Sep 2020

Functional Search Problems Among Medline Databases, C. Sean Burns

Information Science Presentations

The National Library of Medicine's (NLM) MEDLINE database is the most important bibliographic database in the bio and related sciences. MEDLINE is freely accessible via the PubMed web interface, but NLM also licenses MEDLINE data to information service providers including EBSCOhost, ProQuest, Ovid, and Web of Science. The talk covers a longitudinal study of these five MEDLINE-based bibliographic database platforms. The goal of the study is to identify where and how these platforms differ when searched with semantically and logically equivalent search queries. The results have implications for literature searches, including systematic reviews.


Improving Query Reformulation In Voice Search, Ning Sa Jan 2020

Improving Query Reformulation In Voice Search, Ning Sa

Legacy Theses & Dissertations (2009 - 2024)

Conversational search has been obtaining increasing attentions in the field of Information Retrieval (IR). However, compared with the other applications of dialogue systems, the studies on conversational search are far from being sufficient. Lot of work is needed from the input to the output of the conversational search process. On the other hand, with the improvement in the Automatic Speech Recognition (ASR) technology, voice is now an optional input method in addition to text. Compared with the text-based queries, voice-based queries are found to be longer, and use richer language. The voice-based search is also found to be more flexible …


Messy Data Secrets Revealed: How We Digitized Theses And Improved Discovery, Anne Burnett, Rachel S. Evans Jan 2020

Messy Data Secrets Revealed: How We Digitized Theses And Improved Discovery, Anne Burnett, Rachel S. Evans

Articles, Chapters and Online Publications

The article offers information on how the digitized thesis and improved discovery. Topics include tracing its origins from accession and early digitization through to continuing consolidation and cleanup of decades' worth of data, the benefits of providing open access to the scholarship in the theses, and the inclusion in the institutional repository (IR) has been advantageous.


When Might Human Indexing Be Strongly Justified, Julian Warner Dec 2019

When Might Human Indexing Be Strongly Justified, Julian Warner

Proceedings from the Document Academy

The paper is concerned with the justification for human indexing, in the modern era. We understand human indexing in a classic sense, of human description of information objects in accord with a controlled vocabulary.

A justification for human indexing would be, when it yields a value commensurate with its cost. A long historically established value for retrieval systems is selection power, or an enhanced capacity for informed choice for the searcher.

The question of the justification for human indexing is made analytically tractable by reversing the historical order of development. We ask, what forms of selection power are not readily …


Measuring The Value Of Professional Indexing, Philip Hider, Pru Mitchell, Robert Parkes Oct 2019

Measuring The Value Of Professional Indexing, Philip Hider, Pru Mitchell, Robert Parkes

Pru Mitchell

This study provides both a quantitative estimate and qualitative analysis of the additional ‘retrieval power’ that professionally assigned subject indexing affords users of a typical database in the field of education. A full version of Informit’s A+ Education database and one stripped of its subject indexing were searched by four research assistants tasked with compiling exhaustive bibliographies on forty-eight topics. The searchers were then surveyed about their use of the two databases, while their bibliographies and search logs were also examined. A two-way ANOVA model was constructed to estimate the percentage of additional resources found by the searchers on the …


Mapping Intellectual Structure Of Published Articles In Information Retrieval During 1983-2017., Mozhdeh Salajeghe Prof., Adel Soleimani Pro., Mahdieh Khazaneha Mrs Sep 2019

Mapping Intellectual Structure Of Published Articles In Information Retrieval During 1983-2017., Mozhdeh Salajeghe Prof., Adel Soleimani Pro., Mahdieh Khazaneha Mrs

Library Philosophy and Practice (e-journal)

Abstract

Today information and communication cause the daily growth of published information. Studying all scientific production content and structures for specialist in different fields and publications is impossible. This study aims to analyze the articles regarding information retrieval based on the concepts of co-occurrence network analysis and centrality indicators published in Clarivate Analytics Web of Science[1] during 1983-2017. This is a descriptive study, using Scientometric approach. Its statistical population contains all articles related to Information retrieval in Clarivate Analytics Web of Science during1983-2017. The scientific research on Information retrieval starts in 2002. Based on the scientific map of countries, …


Measuring The Value Of Professional Indexing, Philip Hider, Pru Mitchell, Robert Parkes Sep 2019

Measuring The Value Of Professional Indexing, Philip Hider, Pru Mitchell, Robert Parkes

Information Management

This study provides both a quantitative estimate and qualitative analysis of the additional ‘retrieval power’ that professionally assigned subject indexing affords users of a typical database in the field of education. A full version of Informit’s A+ Education database and one stripped of its subject indexing were searched by four research assistants tasked with compiling exhaustive bibliographies on forty-eight topics. The searchers were then surveyed about their use of the two databases, while their bibliographies and search logs were also examined. A two-way ANOVA model was constructed to estimate the percentage of additional resources found by the searchers on the …


The Interpretation Of Opac Service In The Library Of Universitas Airlangga, Dyah Puspitasari Srirahayu, Esti Putri Anugrah May 2019

The Interpretation Of Opac Service In The Library Of Universitas Airlangga, Dyah Puspitasari Srirahayu, Esti Putri Anugrah

Library Philosophy and Practice (e-journal)

The application of OPAC service in the library has been going on for a long time. This service has given many advantages to users as a quick and accurate tool for information retrieval. Even so, not all people use OPAC service; in fact, previous researches reveal that the application of OPAC service is decreasing. Therefore, this study aims to find out what is the interpretation of OPAC by the users of the library of Universitas Airlangga, thus gaining a deeper analysis on the matter. The method used for this study is qualitative method, with purposive sampling as the technique to …


Search Strategies For Finding Reports Of Research: How Academic Librarians Can Support Student Success, Deborah Charbonneau, Dian Walster, Kafi Kumasi Feb 2019

Search Strategies For Finding Reports Of Research: How Academic Librarians Can Support Student Success, Deborah Charbonneau, Dian Walster, Kafi Kumasi

School of Information Sciences Faculty Research Publications

The purpose of this study was to test various search strategies for locating reports of research in the extant literature. Implications from the findings of this study are generalized into recommendations for how academic librarians can apply their professional skill sets to aid students whether undergraduate, graduate, profession or doctoral to effectively find reports of research. More specifically, the concept of “research hooks” is presented as a way for librarians to help students craft more effective database search strategies. Research hooks are complementary words to leverage database searching and identify reports of research in the literature. This recommended search strategy …


Searching For The Past : Historian's Information-Seeking Behavior And Needs., Matthew Goldberg Jul 2018

Searching For The Past : Historian's Information-Seeking Behavior And Needs., Matthew Goldberg

Faculty Scholarship

The article examines information-seeking behavior of academic historians and their information searching needs. It discusses the impact of 1980s digital revolution on academic historians' research practices, surveys conducted to study on utilization of academic librarians and library materials in information-seeking practices.


Clinical Information Extraction From Unstructured Free-Texts, Mingzhe Tao Jan 2018

Clinical Information Extraction From Unstructured Free-Texts, Mingzhe Tao

Legacy Theses & Dissertations (2009 - 2024)

Information extraction (IE) is a fundamental component of natural language processing (NLP) that provides a deeper understanding of the texts. In the clinical domain, documents prepared by medical experts (e.g., discharge summaries, drug labels, medical history records) contain a significant amount of clinically-relevant information that is crucial to the overall well-being of patients. Unfortunately, in many cases, clinically-relevant information is presented in an unstructured format, predominantly consisting of free-texts, making it inaccessible to computerized methods. Automatic extraction of this information can improve accessibility. However, the presence of synonymous expressions, medical acronyms, misspellings, negated phrases, and ambiguous terminologies make automatic extraction …