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We investigate the value of extending the completeness of a decision model along different dimensions of refinement. Specifically, we analyze the expected value of quantitative, conceptual, and structural refinement of decision models. We…

Artificial Intelligence · Computer Science 2013-03-08 Kim-Leng Poh , Eric J. Horvitz

Knowledge constitutes the accumulated understanding and experience that humans use to gain insight into the world. In deep learning, prior knowledge is essential for mitigating shortcomings of data-driven models, such as data dependence,…

Machine Learning · Computer Science 2023-07-04 Hao Xu , Yuntian Chen , Dongxiao Zhang

Data representativity is crucial when drawing inference from data through machine learning models. Scholars have increased focus on unraveling the bias and fairness in models, also in relation to inherent biases in the input data. However,…

Machine Learning · Statistics 2023-02-06 Line H. Clemmensen , Rune D. Kjærsgaard

Data values in a dataset can be missing or anomalous due to mishandling or human error. Analysing data with missing values can create bias and affect the inferences. Several analysis methods, such as principle components analysis or…

Artificial Intelligence · Computer Science 2022-05-11 Sandeep Hans , Diptikalyan Saha , Aniya Aggarwal

Ensuring safe adoption of AI tools in healthcare hinges on access to sufficient data for training, testing and validation. In response to privacy concerns and regulatory requirements, using synthetic data has been suggested. Synthetic data…

We present an approach to compute the monetary value of individual data points, in context of an automated decision system. The proposed method enables us to explore and implement a paradigm of data minimalism for large-scale machine…

Machine Learning · Computer Science 2019-07-30 Michaela Regneri , Julia S. Georgi , Jurij Kost , Niklas Pietsch , Sabine Stamm

In scientific inference problems, the underlying statistical modeling assumptions have a crucial impact on the end results. There exist, however, only a few automatic means for validating these fundamental modelling assumptions. The…

Methodology · Statistics 2019-05-21 Andreas Svensson , Dave Zachariah , Petre Stoica , Thomas B. Schön

Bigdata is a dataset of which size is beyond the ability of handling a valuable raw material that can be refined and distilled into valuable specific insights. Compact data is a method that optimizes the big dataset that gives best assets…

Databases · Computer Science 2020-12-29 Song-Kyoo , Kim

Data Science is a complex and evolving field, but most agree that it can be defined as a combination of expertise drawn from three broad areascomputer science and technology, math and statistics, and domain knowledge -- with the purpose of…

Databases · Computer Science 2023-11-15 Rafael C. Alvarado

Data plays a central role in advancements in modern artificial intelligence, with high-quality data emerging as a key driver of model performance. This has prompted the development of principled and effective data curation methods in recent…

Machine Learning · Computer Science 2025-05-30 Shuran Zheng , Xuan Qi , Rui Ray Chen , Yongchan Kwon , James Zou

Urban water quality is of great importance to our daily lives. Prediction of urban water quality help control water pollution and protect human health. However, predicting the urban water quality is a challenging task since the water…

Computers and Society · Computer Science 2016-11-01 Ye Liu , Yuxuan Liang , Shuming Liu , David S. Rosenblum , Yu Zheng

To analyse the significance of the digits used for interval bounds, we clarify the philosophical presuppositions of various interval notations. We use information theory to determine the information content of the last digit of the numeral…

Numerical Analysis · Mathematics 2025-10-20 M. H. van Emden

Managers often believe that collecting more data will continually improve the accuracy of their machine learning models. However, we argue in this paper that when data lose relevance over time, it may be optimal to collect a limited amount…

Machine Learning · Computer Science 2022-03-18 Ehsan Valavi , Joel Hestness , Newsha Ardalani , Marco Iansiti

Wikidata has been increasingly adopted by many communities for a wide variety of applications, which demand high-quality knowledge to deliver successful results. In this paper, we develop a framework to detect and analyze low-quality…

Artificial Intelligence · Computer Science 2021-11-22 Kartik Shenoy , Filip Ilievski , Daniel Garijo , Daniel Schwabe , Pedro Szekely

In ecological and environmental contexts, management actions must sometimes be chosen urgently. Value of information (VoI) analysis provides a quantitative toolkit for projecting the improved management outcomes expected after making…

Software metrics offer a quantitative basis for predicting the software development process. In this way, software quality can be improved very easily. Software quality should be achieved to satisfy the customer with decreasing the software…

Software Engineering · Computer Science 2019-05-31 Junaid Rashid , Toqeer Mahmood , Muhamad Wasif Nisar

Data cleaning is the initial stage of any machine learning project and is one of the most critical processes in data analysis. It is a critical step in ensuring that the dataset is devoid of incorrect or erroneous data. It can be done…

Databases · Computer Science 2021-09-16 Ga Young Lee , Lubna Alzamil , Bakhtiyar Doskenov , Arash Termehchy

With the advent of big data applications and the increasing amount of data being produced in these applications, the importance of efficient methods for big data analysis has become highly evident. However, the success of any such method…

Computers and Society · Computer Science 2019-11-05 Mostafa Mirzaie , Behshid Behkamal , Samad Paydar

Risk prediction models are often advertised as deterministic functions that map covariates to predicted risks. However, they are typically trained using finite samples, and as such, their predictions are inherently uncertain. This…

Methodology · Statistics 2025-06-03 Abdollah Safari , Paul Gustafson , Mohsen Sadatsafavi

The collection, transfer and integration of research information into different research Information systems can result in different data errors that can have a variety of negative effects on data quality. In order to detect errors at an…

Databases · Computer Science 2019-01-21 Otmane Azeroual , Gunter Saake , Mohammad Abuosba