When we Speak of Knowing

What Do We Mean When We Speak About Named Entities?

The concept of Named Entity (NE) has its origin in the Named Entity Recognition and Classification (NERC) tasks, an offspring of Information Retrieval systems, and became one of the main interest points in the Sixth and Seventh Message Understanding Conference (MUC-6, MUC-7) competitions, held back in 1995 and 1998 (Cinchor, 1997; Black, 1998). From then on, most competitions and programs inclu...

Why We Speak

We explain the relevance of Nash, Hoare and others in explaining Gricean implicature and cheap talk. We also develop a general model to address cases where communication is not cooperative, i..e cases of deception as well as cases where there is common knowledge of different interests in speaker and hearer. Tow models, one qualitative and one quantitative are introduced.

Behavior: Knowing When to Walk Away, Knowing When to Run

A new model has been proposed indicating that humans and other animals weigh the metabolic cost of pursuit in deciding how fast to move toward a given reward, providing a powerful framework for understanding behavior.

Knowing When to Stop

Knowing What We See

Have you ever wondered how you know what you see? For example, when you see a round, red object at the grocery store, how do you know that it is called an apple and that it can be eaten? This type of knowledge is called semantic memory. Semantic memories are learned over a lifetime and can be accessed without remembering a specific experience. In other words, you do not need to remember details...