Lost in transportation

Lost in transportation: Information measures and cognitive limits in multilayer navigation

Cities and their transportation systems become increasingly complex and multimodal as they grow, and it is natural to wonder whether it is possible to quantitatively characterize our difficulty navigating in them and whether such navigation exceeds our cognitive limits. A transition between different search strategies for navigating in metropolitan maps has been observed for large, complex metr...

Lost iPhone? Lost Passwords!

The paper highlights risks that accompany losing a locked iOS device regarding confidentiality of passwords stored in the keychain. It presents results of handson tests that show the possibility for attackers to reveal some of the keychain entries. For the described approach, the knowledge of the user’s secret passcode is not needed, as the protection provided by the passcode is bypassed.

Lost in Grammar Translation Lost in Grammar Translation

1http://www.di.unito.it/∼tutreeb/ Italian Treebank2 (VIT), and the ISST3. None of them is comparable in size with the English Penn Treebank. This limits the possibility to have reliable induced grammars for Italian. Initial studies have shown that probabilistic grammars induced on a small corpus have not impressive performances [5]. Building larger corpora is then needed. We have been working o...

Lost in transmission…?

Lost in translation

Political groups, civil organizations, the media and private citizens increasingly question the validity of scientific findings about challenging issues such as global climate change, and actively resist the application of new technologies, such as GM crops. By using new communication technologies, these actors can reach out to many people in real time, which gives them a huge advantage over th...