Peer Review History
| Original SubmissionJanuary 21, 2025 |
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PONE-D-25-03431Careful design of Large Language Model pipelines enables expert-level retrieval of evidence-based information from syntheses and databasesPLOS ONE Dear Dr. Christie, Thank you for submitting your manuscript to PLOS ONE. After careful consideration, we feel that it has merit but does not fully meet PLOS ONE’s publication criteria as it currently stands. Therefore, we invite you to submit a revised version of the manuscript that addresses the points raised during the review process.The reviewers recognize the importance and timeliness of your work on Large Language Model (LLM) performance in retrieval strategies and expert comparison. However, they have identified several key areas that require revision before the manuscript can be considered for publication. Based on their feedback and editorial considerations, I am inviting you to submit a major revision of your manuscript. Below, I summarize the primary concerns raised by the reviewers and editorial observations: <h3>Major Issues to Address: </h3>
<h3>Minor Issues to Address: </h3>
Please include the following items when submitting your revised manuscript:
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Kind regards, Carlos Carrasco-Farré Academic Editor PLOS ONE Journal Requirements: 1. When submitting your revision, we need you to address these additional requirements. Please ensure that your manuscript meets PLOS ONE's style requirements, including those for file naming. The PLOS ONE style templates can be found at https://journals.plos.org/plosone/s/file?id=wjVg/PLOSOne_formatting_sample_main_body.pdf and 2. Thank you for stating the following financial disclosure: [RI was supported by a UROP internship at the University of Cambridge. APC received financial support from Imperial College London through an Imperial College Research Fellowship grant, as well as a Henslow Fellowship funded by the Cambridge Philosophical Society.]. Please state what role the funders took in the study. If the funders had no role, please state: ""The funders had no role in study design, data collection and analysis, decision to publish, or preparation of the manuscript."" If this statement is not correct you must amend it as needed. Please include this amended Role of Funder statement in your cover letter; we will change the online submission form on your behalf. 3. Your ethics statement should only appear in the Methods section of your manuscript. If your ethics statement is written in any section besides the Methods, please move it to the Methods section and delete it from any other section. Please ensure that your ethics statement is included in your manuscript, as the ethics statement entered into the online submission form will not be published alongside your manuscript. 4. Please include captions for your Supporting Information files at the end of your manuscript, and update any in-text citations to match accordingly. Please see our Supporting Information guidelines for more information: http://journals.plos.org/plosone/s/supporting-information . [Note: HTML markup is below. Please do not edit.] Reviewers' comments: Reviewer's Responses to Questions Comments to the Author 1. Is the manuscript technically sound, and do the data support the conclusions? The manuscript must describe a technically sound piece of scientific research with data that supports the conclusions. Experiments must have been conducted rigorously, with appropriate controls, replication, and sample sizes. The conclusions must be drawn appropriately based on the data presented. Reviewer #1: Yes Reviewer #2: Yes ********** 2. Has the statistical analysis been performed appropriately and rigorously? Reviewer #1: Yes Reviewer #2: I Don't Know ********** 3. Have the authors made all data underlying the findings in their manuscript fully available? The PLOS Data policy requires authors to make all data underlying the findings described in their manuscript fully available without restriction, with rare exception (please refer to the Data Availability Statement in the manuscript PDF file). The data should be provided as part of the manuscript or its supporting information, or deposited to a public repository. For example, in addition to summary statistics, the data points behind means, medians and variance measures should be available. If there are restrictions on publicly sharing data—e.g. participant privacy or use of data from a third party—those must be specified. Reviewer #1: Yes Reviewer #2: Yes ********** 4. Is the manuscript presented in an intelligible fashion and written in standard English? PLOS ONE does not copyedit accepted manuscripts, so the language in submitted articles must be clear, correct, and unambiguous. Any typographical or grammatical errors should be corrected at revision, so please note any specific errors here. Reviewer #1: Yes Reviewer #2: Yes ********** 5. Review Comments to the Author Please use the space provided to explain your answers to the questions above. You may also include additional comments for the author, including concerns about dual publication, research ethics, or publication ethics. (Please upload your review as an attachment if it exceeds 20,000 characters) Reviewer #1: One of the most beneficial additions would be a brief paragraph at the end of the Introduction describing how subsequent sections are organized. This “road map” can guide readers by clarifying the logical progression of your study—from context-setting in the introduction, to methodological details, through to results, discussion, and conclusions. Such a preview enables new readers to follow the paper’s narrative seamlessly. While the use of multiple-choice questions provides a controlled environment for evaluation, real-world decision-making typically involves open-ended or more nuanced queries. Consider adding a separate paragraph or short subsection elaborating on how performance might differ when the LLMs are required to generate more complex, free-text answers. This discussion would give readers a clearer understanding of how generalizable your results are to practical, unconstrained decision support tasks. Your study already outlines avenues for future research; however, you could strengthen this section by emphasizing the potential of item-response theory (IRT) for refining estimates of Large Language Model (LLM) vs. human performance. Discussing more extensive question sets with bigger and more diverse human samples would highlight the potential for capturing variability in question difficulty and participant skill levels. Such details would underscore the scalability of your approach and its capacity for broader, real-world application. Reviewer #2: This paper studies the performance of LLMs across various retrieval strategies against human experts in answering synthetic multiple-choice questions on the effects of conservation interventions using the Conservation Evidence database. The authors performed extensive experiments and statistical tests, demonstrating that RAG systems can achieve the same level of performance as human experts. Major Concerns: 1. While the paper compared 6 retrieval strategies and discussed them in the Discussion and Limitation sections, there is little explanation to why the “Confused” strategy achieves the 2nd best performance – only worse than “Oracle”. I understand the motivation is to introduce some random document and to see if the LLMs are confused, but apparently this random document does provide some extra, useful information. So if the authors can provide a little bit more in-depth analysis on this it would be great. 2. And speaking about providing extra documents, in practice, people actually feed the LLM a lot more than 1 document, because LLMs do have the ability to select the most relevant information from a relatively larger context than just 1 document. And even if there is just 1 “golden” document, other documents may also provide similar information. Typically the more documents you include in the context, the better the performance. And this effect only starts to saturate starting at 4k tokens (Cf. https://www.databricks.com/blog/long-context-rag-performance-llms), which means around 8-10 documents, estimated based on the length of documents you provided in the supplementary. And by doing this, I think you can show more rigorous experiment results and make a fair comparison with the “Confused” strategy since now you can have an equal number of retrieved documents. 3. Can you elaborate more on why you chose this specific statistical testing approach (something like a permutation test based on a sign test)? I think it does make some sense on dealing with “draw by chance”, but wouldn’t the McNemar’s test be more straightforward and efficient, and less computationally expensive? Minor Issues: 1. I’m not a fan of the idea putting a lot of things in a big box (Box 1). The box is too big, crossing two pages, and contains a figure, which could be presented separately with a proper caption. 2. The variable names in Table S4 is hard to read since there is no delimiter between the type of variable and the actual name (e.g., “Modelgemini_flash”). It could be much better by just adding a underscore in between (e.g., “Model_gemini_flash”). ********** 6. PLOS authors have the option to publish the peer review history of their article (what does this mean? ). If published, this will include your full peer review and any attached files. If you choose “no”, your identity will remain anonymous but your review may still be made public. Do you want your identity to be public for this peer review? For information about this choice, including consent withdrawal, please see our Privacy Policy . Reviewer #1: No Reviewer #2: No ********** [NOTE: If reviewer comments were submitted as an attachment file, they will be attached to this email and accessible via the submission site. Please log into your account, locate the manuscript record, and check for the action link "View Attachments". If this link does not appear, there are no attachment files.] While revising your submission, please upload your figure files to the Preflight Analysis and Conversion Engine (PACE) digital diagnostic tool, https://pacev2.apexcovantage.com/ . PACE helps ensure that figures meet PLOS requirements. To use PACE, you must first register as a user. Registration is free. Then, login and navigate to the UPLOAD tab, where you will find detailed instructions on how to use the tool. If you encounter any issues or have any questions when using PACE, please email PLOS at figures@plos.org . Please note that Supporting Information files do not need this step. |
| Revision 1 |
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Careful design of Large Language Model pipelines enables expert-level retrieval of evidence-based information from syntheses and databases PONE-D-25-03431R1 Dear Dr. Christie, We’re pleased to inform you that your manuscript has been judged scientifically suitable for publication and will be formally accepted for publication once it meets all outstanding technical requirements. Within one week, you’ll receive an e-mail detailing the required amendments. When these have been addressed, you’ll receive a formal acceptance letter and your manuscript will be scheduled for publication. An invoice will be generated when your article is formally accepted. Please note, if your institution has a publishing partnership with PLOS and your article meets the relevant criteria, all or part of your publication costs will be covered. Please make sure your user information is up-to-date by logging into Editorial Manager at Editorial Manager® and clicking the ‘Update My Information' link at the top of the page. If you have any questions relating to publication charges, please contact our Author Billing department directly at authorbilling@plos.org. If your institution or institutions have a press office, please notify them about your upcoming paper to help maximize its impact. If they’ll be preparing press materials, please inform our press team as soon as possible -- no later than 48 hours after receiving the formal acceptance. Your manuscript will remain under strict press embargo until 2 pm Eastern Time on the date of publication. For more information, please contact onepress@plos.org. Kind regards, Carlos Carrasco-Farré Academic Editor PLOS ONE Additional Editor Comments (optional): Following reviewer's 1 comments, we recommend adding a brief paragraph at the end of the introduction section showing the layout of the paper. E.g., In the next section (section 1) we present a case study explaining experimental/data setup followed by section 2 discussing X .... and so on. Reviewers' comments: Reviewer's Responses to Questions Comments to the Author 1. If the authors have adequately addressed your comments raised in a previous round of review and you feel that this manuscript is now acceptable for publication, you may indicate that here to bypass the “Comments to the Author” section, enter your conflict of interest statement in the “Confidential to Editor” section, and submit your "Accept" recommendation. Reviewer #1: All comments have been addressed Reviewer #2: All comments have been addressed ********** 2. Is the manuscript technically sound, and do the data support the conclusions? The manuscript must describe a technically sound piece of scientific research with data that supports the conclusions. Experiments must have been conducted rigorously, with appropriate controls, replication, and sample sizes. The conclusions must be drawn appropriately based on the data presented. Reviewer #1: Partly Reviewer #2: Yes ********** 3. Has the statistical analysis been performed appropriately and rigorously? Reviewer #1: Yes Reviewer #2: Yes ********** 4. Have the authors made all data underlying the findings in their manuscript fully available? The PLOS Data policy requires authors to make all data underlying the findings described in their manuscript fully available without restriction, with rare exception (please refer to the Data Availability Statement in the manuscript PDF file). The data should be provided as part of the manuscript or its supporting information, or deposited to a public repository. For example, in addition to summary statistics, the data points behind means, medians and variance measures should be available. If there are restrictions on publicly sharing data—e.g. participant privacy or use of data from a third party—those must be specified. Reviewer #1: Yes Reviewer #2: Yes ********** 5. Is the manuscript presented in an intelligible fashion and written in standard English? PLOS ONE does not copyedit accepted manuscripts, so the language in submitted articles must be clear, correct, and unambiguous. Any typographical or grammatical errors should be corrected at revision, so please note any specific errors here. Reviewer #1: Yes Reviewer #2: Yes ********** 6. Review Comments to the Author Please use the space provided to explain your answers to the questions above. You may also include additional comments for the author, including concerns about dual publication, research ethics, or publication ethics. (Please upload your review as an attachment if it exceeds 20,000 characters) Reviewer #1: Please include links / references in as citations e.g., (www.conservationevidence.com) I would still question the writing style used here, I am all for creativity but this writing style is unconventional for the field. I recommend adding a brief para at the end of the introduction section showing the layout of the paper. E.g., In the next section (section 1) we present a case study explaining experimental/data setup followed by section 2 discussing X .... and so on. Reviewer #2: (No Response) ********** 7. PLOS authors have the option to publish the peer review history of their article (what does this mean? ). If published, this will include your full peer review and any attached files. If you choose “no”, your identity will remain anonymous but your review may still be made public. Do you want your identity to be public for this peer review? For information about this choice, including consent withdrawal, please see our Privacy Policy . Reviewer #1: No Reviewer #2: No ********** |
| Formally Accepted |
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PONE-D-25-03431R1 PLOS ONE Dear Dr. Christie, I'm pleased to inform you that your manuscript has been deemed suitable for publication in PLOS ONE. Congratulations! Your manuscript is now being handed over to our production team. At this stage, our production department will prepare your paper for publication. This includes ensuring the following: * All references, tables, and figures are properly cited * All relevant supporting information is included in the manuscript submission, * There are no issues that prevent the paper from being properly typeset You will receive further instructions from the production team, including instructions on how to review your proof when it is ready. Please keep in mind that we are working through a large volume of accepted articles, so please give us a few days to review your paper and let you know the next and final steps. Lastly, if your institution or institutions have a press office, please let them know about your upcoming paper now to help maximize its impact. If they'll be preparing press materials, please inform our press team within the next 48 hours. Your manuscript will remain under strict press embargo until 2 pm Eastern Time on the date of publication. For more information, please contact onepress@plos.org. If we can help with anything else, please email us at customercare@plos.org. Thank you for submitting your work to PLOS ONE and supporting open access. Kind regards, PLOS ONE Editorial Office Staff on behalf of Dr. Carlos Carrasco-Farré Academic Editor PLOS ONE |
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