Sajad Ebrahimi Profile
Sajad Ebrahimi

@sadjadeb

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MASc student at University of Guelph | NLP Enthusiast, Interested in Information Retrieval

Toronto, ON
Joined September 2021
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@sadjadeb
Sajad Ebrahimi
2 years
So excited to share that (my first paper ever๐Ÿ˜Ž) our paper "Estimating Query Performance Through Rich Contextualized Query Representations" has been accepted to @ecir2024 w/ @NegarEmpr , Maryam Khodabakhsh and @ebrahim_bagheri. #ECIR2024.
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@sadjadeb
Sajad Ebrahimi
2 days
9/ Huge thanks to my brilliant co-authors: Soroush Sadeghian, Ali Ghorbanpour, @NegarEmpr , @sara_slmt , Muhan Li, Hai Son Le, Mahdi Bashari, and @ebrahim_bagheri for making this possible ๐Ÿ™Œ . Looking forward to seeing you in Seoul! ๐Ÿ‡ฐ๐Ÿ‡ท. #RottenReviews #Reviewerly #CIKM2025.
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@grok
Grok
5 days
The most fun image & video creation tool in the world is here. Try it for free in the Grok App.
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@sadjadeb
Sajad Ebrahimi
2 days
8/ Why it matters:.โœ”๏ธ Helps venues detect low-effort reviews.โœ”๏ธ Enables fairer & more transparent review evaluation.โœ”๏ธ Opens the door for evidence-based peer review reform. We are releasing all data, code, and models to encourage further research:.๐Ÿ”—
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github.com
Contribute to Reviewerly-Inc/RottenReviews development by creating an account on GitHub.
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@sadjadeb
Sajad Ebrahimi
2 days
7/ Key finding #3:.Fine-tuning LLaMA-3 on human-annotated data improves performance, although it still falls short compared to lightweight models. Even GPT-4o could not outperform a straightforward regression model trained on handcrafted features.
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@sadjadeb
Sajad Ebrahimi
2 days
6/ Key finding #2:.LLMs in both zero-shot and fine-tuned settings show limited alignment with human judgments for most review quality dimensions.
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@sadjadeb
Sajad Ebrahimi
2 days
5/ Key finding #1:.Simple and interpretable features like review length, semantic alignment, and readability correlate surprisingly well with human ratings.
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@sadjadeb
Sajad Ebrahimi
2 days
4/ We measure review quality from three perspectives:.1๏ธโƒฃ Quantifiable metrics such as length, citations, politeness, and topical alignment.2๏ธโƒฃ Human expert annotations.3๏ธโƒฃ LLM-based structured assessments. The key question: Which of these aligns best with human judgment?.
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@sadjadeb
Sajad Ebrahimi
2 days
3/๐Ÿ“Š RottenReviews dataset includes: . 1โƒฃ 55k+ reviews from NeurIPS, ICLR, F1000Research, SWJ.2โƒฃ 9k+ linked reviewer scholarly profiles.3โƒฃ Thirteen human-annotated review quality dimensions . All openly available: ๐Ÿ”—
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github.com
Contribute to Reviewerly-Inc/RottenReviews development by creating an account on GitHub.
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@sadjadeb
Sajad Ebrahimi
2 days
2/ Peer review is the backbone of science. But how can we tell if a review is high quality? ๐Ÿค”. There is no standard definition. Evaluations are often subjective. Public datasets with quality labels are scarce. That is why we built RottenReviews ๐Ÿ….
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@sadjadeb
Sajad Ebrahimi
2 days
1/ ๐Ÿš€ Excited to share that our paper "RottenReviews: Benchmarking Review Quality with Human and LLM-Based Judgments" has been accepted at #CIKM2025 Applied Research Track! ๐ŸŽ‰. We explore what makes a peer review good and why LLMs still have a long way to go in evaluating them.๐Ÿงต.
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@sadjadeb
Sajad Ebrahimi
2 days
Two acceptances in two days. What a week itโ€™s been ๐Ÿ˜Œ.Details coming upโ€ฆ.
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@sadjadeb
Sajad Ebrahimi
16 days
RT @cikm2025: ๐ŸŽ‰ We now present the list of #CIKM2025 accepted Workshops! โœจ. 14 incredible workshops will take place on November 14 in Seoulโ€ฆ.
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@sadjadeb
Sajad Ebrahimi
18 days
Organized by: @ShubhamC526 , @wangxieric , @imsure318 , @sadjadeb , @zhaochun_ren , @debforit , Gareth Jones, Emine Yilmaz, @HamedZamani . ๐Ÿ“ฉ Questions? Feel free to reach out!. #ProActLLM #ConversationalAI.
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@sadjadeb
Sajad Ebrahimi
18 days
Bring us your:.๐Ÿค– Novel proactive AI behaviors & algorithms.๐Ÿง  User modeling & context understanding.๐Ÿ”ง Technical foundations for LLM-powered systems.๐Ÿ“Š Evaluation metrics & methodologies.๐ŸŒ Real-world applications & demos.โš–๏ธ Responsible AI approaches.
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@sadjadeb
Sajad Ebrahimi
18 days
๐Ÿง ๐Ÿ’ญ Tired of AI that just waits for you to ask? What if your assistant could read your mind, anticipate your next move and offer what you need?. ProActLLM is calling for researchers who want to transform conversational AI from reactive question-answerers into proactive partners.
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@sadjadeb
Sajad Ebrahimi
18 days
๐Ÿ“ข Call For Papers: 1st workshop on Proactive Conversational Information Seeking with Large Language Models @cikm2025 . For more info visit: ๐Ÿ“… When: November 14, 2025.๐Ÿ“ Deadline: August 31, 2025. #ProActLLM #cikm2025 #LLM #ProactiveAI #ConversationalAI.
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@sadjadeb
Sajad Ebrahimi
4 months
Had an incredible time attending #ECIR2025! Thankful for the incredible people and conversations.๐Ÿ“š .Wrapped up the trip with an unforgettable night at the stadium for the #UCL quarter-final. what a match! โšฝ๏ธ๐Ÿ”ฅ. Sharing a few memories! ๐Ÿ“ธ
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@sadjadeb
Sajad Ebrahimi
4 months
Today I will present my work at the QPP++ workshop! If youโ€™re interested in query performance prediction, come join the session and letโ€™s connect!. #ECIR2025.@ecir2025
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@sadjadeb
Sajad Ebrahimi
4 months
Just boarded the plane for #ECIR2025 and got this delightful notification: our paper "Reinforcement Learning for Effective Few-Shot Ranking" was accepted to @SIGIRConf ! Hope to see you all in Padua๐Ÿ‡ฎ๐Ÿ‡น . w/ Shiva Soleimani, @shirin_ssalehi_ @FattaneZ, @ebrahim_bagheri .#SIGIR2025.
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@sadjadeb
Sajad Ebrahimi
8 months
RT @NegarEmpr: Had an amazing time @ACMSIGIR_AP in incredible Tokyo last week! ๐Ÿคฉ.Huge thanks to the organizers for putting together such aโ€ฆ.
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@sadjadeb
Sajad Ebrahimi
8 months
As the matchmaker of paper-reviewers, we created exHarmony that benchmarks the Reviewer Assignment Problem. Join us to redefine peer-review in both fairness and efficiency! ๐Ÿš€. #ecir2025 #exHarmony.
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