On Recognizing Things

On Recognizing Individual Salamanders

Recognizing individual salamanders is an important step in assessing their migratory patterns in ecological studies. In this paper, we develop an algorithm that uses distributions of multi-scale differential features to recognize individual salamanders from a database of salamander photographs. In the proposed method, images of salamanders are warped to have straight medial axes and differentia...

How can you say such things?!?: Recognizing Disagreement in Informal Political Argument

The recent proliferation of political and social forums has given rise to a wealth of freely accessible naturalistic arguments. People can “talk” to anyone they want, at any time, in any location, about any topic. Here we use a Mechanical Turk annotated corpus of forum discussions as a gold standard for the recognition of disagreement in online ideological forums. We analyze the utility of meta...

Robert Sekuler and Randolph Blake CHAPTER SIX OBJECT PERCEPTION : RECOGNIZING THE THINGS WE SEE

The More Things Change...: Recognizing and Responding to Trends in Armed Conflict

It is becoming increasingly fashionable to argue that conflict patterns today are fundamentally different from patterns in past historical eras. If correct, this argument could call into question the future value of decades of scientific research on the sources and consequences of interstate conflict. This paper reviews several prominent differences that have been proposed, and examines major c...

Big on Small Things