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The Capacity of Private Information Retrieval from Coded Databases [PDF]

open access: yesarXiv, 2016
We consider the problem of private information retrieval (PIR) over a distributed storage system. The storage system consists of $N$ non-colluding databases, each storing a coded version of $M$ messages. In the PIR problem, the user wishes to retrieve one of the available messages without revealing the message identity to any individual database.
arxiv  

The man/machine interface in information retrieval: Providing access to the casual user [PDF]

open access: yes
This study is concerned with the difficulties encountered by casual users wishing to employ Information Storage and Retrieval Systems. A casual user is defined as a professional who has neither time nor desire to pursue in depth the study of the numerous
Dominick, Wayne D., Granier, Martin
core   +1 more source

The Capacity of Private Information Retrieval from Uncoded Storage Constrained Databases [PDF]

open access: yesarXiv, 2018
Private information retrieval (PIR) allows a user to retrieve a desired message from a set of databases without revealing the identity of the desired message. The replicated databases scenario was considered by Sun and Jafar, 2016, where $N$ databases can store the same $K$ messages completely. A PIR scheme was developed to achieve the optimal download
arxiv  

A Comparative Study of Sparse Associative Memories

open access: yes, 2016
We study various models of associative memories with sparse information, i.e. a pattern to be stored is a random string of $0$s and $1$s with about $\log N$ $1$s, only. We compare different synaptic weights, architectures and retrieval mechanisms to shed
Gripon, Vincent   +3 more
core   +3 more sources

Identifying Ambiguous Causal and Interfering Factors in Information Storage and Retrieval Systems [PDF]

open access: yesنشریه مطالعات دانش‌پژوهی
Purpose: Ambiguity significantly affects the efficiency and accuracy of information storage and retrieval systems. This research aims to identify the factors contributing to the creation and resolution of ambiguity.Methodology: This qualitative study ...
Mohammad Zamani   +2 more
doaj   +1 more source

Design of a wireless patient diagnosis system [PDF]

open access: yes, 2012
Medical administrative and diagnosis procedures require the retrieval of patient diagnosis history before treatments and drug administration. This involves careful checking of the patient past record which might be stored electronically or in paper ...
Holmes, Violeta, Jimoh, F.
core  

Big data and electronic health records for glaucoma research

open access: yesTaiwan Journal of Ophthalmology
: The digitization of health records through electronic health records (EHRs) has transformed the landscape of ophthalmic research, particularly in the study of glaucoma. EHRs offer a wealth of structured and unstructured data, allowing for comprehensive
Isaac A. Bernstein   +4 more
doaj   +1 more source

Secure and Private Cloud Storage Systems with Random Linear Fountain Codes

open access: yes, 2017
An information theoretic approach to security and privacy called Secure And Private Information Retrieval (SAPIR) is introduced. SAPIR is applied to distributed data storage systems. In this approach, random combinations of all contents are stored across
Kiskani, Mohsen Karimzadeh   +1 more
core   +1 more source

Assessing the efficacy of mind mapping as a learning technique to enhance information retrieval in nursing students

open access: yesJournal of Education and Health Promotion
BACKGROUND: Nursing education, rooted in conventional methods like didactic lectures and clinical experiences, is evolving to incorporate innovative learning strategies.
Mangesh Jabade, Husain Nadaf
doaj   +1 more source

Ontology Storage Models and Tools: An Authentic Survey

open access: yesJournal of Intelligent Systems, 2016
Ontology is a formal, explicit specification of a shared conceptualization. Ontology provides domain vocabulary, domain knowledge, common understanding, shareability, information interoperability, reusability, concept hierarchy, and relationships that ...
Abburu Sunitha, Golla Suresh Babu
doaj   +1 more source

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