Security on Plastics: Fake or Real?

Real Fake Real Fake

Is It Fake or Real?

In this paper, we describe a new methodology to separate photographs and computer generated images . We introduce the Progressive Randomization (PR) technique that captures the statistical properties of each one of these classes. Using only statistical descriptors of the least significant bit (LSB) occurrences, our method already performs as well or better than some comparable existing techniqu...

Identifying Real or Fake Articles: Towards better Language Modeling

The problem of identifying good features for improving conventional language models like trigrams is presented as a classification task in this paper. The idea is to use various syntactic and semantic features extracted from a language for classifying between real-world articles and articles generated by sampling a trigram language model. In doing so, a good accuracy obtained on the classificat...

The Lee Harvey Oswald backyard photos: real or fake?

Ever since the assassination of US President Kennedy, numerous theories have circulated purporting that Lee Harvey Oswald, the accused assassin, acted as part of a larger criminal conspiracy. It has been suggested, for example, that incriminating photographs of Oswald were manipulated, and hence evidence of a broader plot. Specifically, it has been argued that the lighting and shadows in these ...

Pain as a Conversion Symptom or a Psychosomatic Phenomenon: Fake or Real?

According to the psychoanalytical Freudian approach, the pain in a conversion symptom (hysterical pain), whether defined or indefinable, corresponds to a displacement of the intrapsychic conflict to the subject’s physical body. The libidinal energy attached to the repressed representation is transformed into neurotic energy in organs or parts of the body so as to dramatically represent the desi...