1 code implementation • 19 Feb 2024 • Puxuan Yu, Daniel Cohen, Hemank Lamba, Joel Tetreault, Alex Jaimes
The process of scale calibration in ranking systems involves adjusting the outputs of rankers to correspond with significant qualities like click-through rates or relevance, crucial for mirroring real-world value and thereby boosting the system's effectiveness and reliability.
no code implementations • 18 Feb 2024 • Zhichao Xu, Daniel Cohen, Bei Wang, Vivek Srikumar
Inspired by the idea of learning from label proportions, we propose two principles for in-context example ordering guided by model's probability predictions.
1 code implementation • 18 Sep 2023 • Maria Heuss, Daniel Cohen, Masoud Mansoury, Maarten de Rijke, Carsten Eickhoff
Prior work on bias mitigation often assumes that ranking scores, which correspond to the utility that a document holds for a user, can be accurately determined.
1 code implementation • 23 Apr 2023 • Zhichao Xu, Daniel Cohen
Query-focused summarization (QFS) aims to provide a summary of a document that satisfies information need of a given query and is useful in various IR applications, such as abstractive snippet generation.
1 code implementation • 13 Feb 2023 • Deepak Kumar, Oleg Lesota, George Zerveas, Daniel Cohen, Carsten Eickhoff, Markus Schedl, Navid Rekabsaz
Large pre-trained language models contain societal biases and carry along these biases to downstream tasks.
1 code implementation • 16 Dec 2021 • George Zerveas, Navid Rekabsaz, Daniel Cohen, Carsten Eickhoff
Contrastive learning has been the dominant approach to training dense retrieval models.
no code implementations • 19 Nov 2021 • Daniel Suo, Cyril Zhang, Paula Gradu, Udaya Ghai, Xinyi Chen, Edgar Minasyan, Naman Agarwal, Karan Singh, Julienne LaChance, Tom Zajdel, Manuel Schottdorf, Daniel Cohen, Elad Hazan
Mechanical ventilation is one of the most widely used therapies in the ICU.
1 code implementation • 25 Jun 2021 • Oleg Lesota, Navid Rekabsaz, Daniel Cohen, Klaus Antonius Grasserbauer, Carsten Eickhoff, Markus Schedl
In contrast to the matching paradigm, the probabilistic nature of generative rankers readily offers a fine-grained measure of uncertainty.
1 code implementation • 10 May 2021 • Daniel Cohen, Bhaskar Mitra, Oleg Lesota, Navid Rekabsaz, Carsten Eickhoff
In any ranking system, the retrieval model outputs a single score for a document based on its belief on how relevant it is to a given search query.
2 code implementations • 12 Feb 2021 • Daniel Suo, Naman Agarwal, Wenhan Xia, Xinyi Chen, Udaya Ghai, Alexander Yu, Paula Gradu, Karan Singh, Cyril Zhang, Edgar Minasyan, Julienne LaChance, Tom Zajdel, Manuel Schottdorf, Daniel Cohen, Elad Hazan
We consider the problem of controlling an invasive mechanical ventilator for pressure-controlled ventilation: a controller must let air in and out of a sedated patient's lungs according to a trajectory of airway pressures specified by a clinician.
1 code implementation • ICML 2020 • Scott M. Jordan, Yash Chandak, Daniel Cohen, Mengxue Zhang, Philip S. Thomas
Performance evaluations are critical for quantifying algorithmic advances in reinforcement learning.
no code implementations • IJCNLP 2019 • Constantine Lignos, Daniel Cohen, Yen-Chieh Lien, Pratik Mehta, W. Bruce Croft, Scott Miller
When performing cross-language information retrieval (CLIR) for lower-resourced languages, a common approach is to retrieve over the output of machine translation (MT).
no code implementations • 25 Sep 2019 • Prudencio Tossou, Basile Dura, Daniel Cohen, Mario Marchand, François Laviolette, Alexandre Lacoste
Due to the significant costs of data generation, many prediction tasks within drug discovery are by nature few-shot regression (FSR) problems, including accurate modelling of biological assays.
no code implementations • 9 May 2018 • Daniel Cohen, Bhaskar Mitra, Katja Hofmann, W. Bruce Croft
We use an adversarial discriminator and train our neural ranking model on a small set of domains.
Information Retrieval
no code implementations • 24 Jun 2016 • Daniel Cohen, Qingyao Ai, W. Bruce Croft
Recent work in Information Retrieval (IR) using Deep Learning models has yielded state of the art results on a variety of IR tasks.