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Reimplementing the Cedar File System Using Logging and Group Commit

by Robert Hagmann , 1987

"... The workstation file system for the Cedar programming environment was modified to improve its robustness and performance. Previously, the file system used hardware-provided labels on disk blocks to increase robustness against hardware and software errors. The new system does not require hardware dis ..."

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The workstation file system for the Cedar programming environment was modified to improve its robustness and performance. Previously, the file system used hardware-provided labels on disk blocks to increase robustness against hardware and software errors. The new system does not require hardware

Credit Card Fraud Detection with a Neural-Network,”

by Sushmito Ghosh , Douglas L Reilly - Proc. 27th Hawaii Int‟l Conf. System Sciences: Information Systems: Decision Support and Knowledge-Based Systems, , 1994

"... Abstract Using data from a credit card issuer, a neural network based fraud detection system was trained on a large sample of labelled credit card account transactions and tested on a holdout data set that consisted of all account activity over a subsequent two-month period of time. The neural netw ..."

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be taken in a feed from the authorization system (e.g., time of day). In most cases, banks do not archive logs of their authorization files. Only transactions that are forwarded by the merchant for settlement are archived by the bank's credit card processing system. Thus, a data set of transactions

De-indirection for Flash-based Solid State Drives

by Yiying Zhang, University Of Wisconsin-madison, Prof Shan Lu, Prof Paul Barford, Prof Jude, W. Shavlik , 2013

"... ii iv vTo my parents vi vii Acknowledgements I would first and foremost extend my whole-hearted gratitude to my advisors, An-drea Arpaci-Dusseau and Remzi Arpaci-Dusseau. Andrea and Remzi are the reason that I had the opportunity for this exceptional Ph.D. journey. To this day, I still re-member the ..."

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-member the moment when they took me as their student and the joy and hope in my heart. Andrea and Remzi have showed me what systems research is like and how much fun and challenging it can be. Before this journey with them, I had always liked and believed in the beauty of mathematics and theory. My initial interest

Towards Secure Electronic Workflows Examples of Applied PKI Supervisor:

by Sebastian Fritsch, Dipl Ing, Vangelis Karatsiolis Erklärung , 2006

"... Hiermit versichere ich, die vorliegende Diplomarbeit selbstständig und unter ausschliesslicher Verwendung der angegebenen Quellen und Hilfsmittel angefertigt zu haben. Diese Arbeit hat in gleicher oder ähnlicher Form noch keiner Prüfungsbehörde vorgelegen. Darmstadt, 14. Februar 2006 ..."

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Hiermit versichere ich, die vorliegende Diplomarbeit selbstständig und unter ausschliesslicher Verwendung der angegebenen Quellen und Hilfsmittel angefertigt zu haben. Diese Arbeit hat in gleicher oder ähnlicher Form noch keiner Prüfungsbehörde vorgelegen. Darmstadt, 14. Februar 2006

Taipei TW

by Chia-hsin Owen Chen, Chung-wei Chen, Cynthia Kuo, Yan-hao Lai, Jonathan M. Mccune, National Tsing Hua, Taichung Tw

"... Establishing secure communication among a group of physically collocated people is a challenge. This problem can be reduced to establishing authentic public keys among all the participants – these public keys then serve to establish a shared secret symmetric key for encryption and authentication of ..."

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of participants or incorrectly comparing checksums. We have implemented and evaluated GAnGS on Nokia N70 phones. The GAnGS system is viable and achieves a good balance between scalability, security, and ease of use.

Design and Implementation for an Android based Massively Multiplayer Online Augmented Reality Game Entwurf und Implementierung für ein Android basiertes Massively Multiplayer Online Augmented Reality Game

by Denis Lapiner, Gutachten Prof Alej, Ro Buchmann, Gutachten Max Lehn, Tag Der Einreichung , 2014

"... Hiermit versichere ich, die vorliegende Master-Thesis ohne Hilfe Dritter nur mit den an-gegebenen Quellen und Hilfsmitteln angefertigt zu haben. Alle Stellen, die aus Quellen entnommen wurden, sind als solche kenntlich gemacht. Diese Arbeit hat in gleicher oder ähnlicher Form noch keiner Prüfungsbeh ..."

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such as Ingress, a game created by Google Inc. The game of this thesis motivates the players to meet in the real world and move in groups to certain points of interest like historic mon-uments. The spatial locality of players, which comes up when players move in groups, makes the game interesting for the research