Content-based image retrieval (CBIR) has been an active research topic in the last decade. In this paper we proposed an image retrieval method using global and local features. Firstly, for local features extraction, SURF ...

The wireless sensor network (WSN) is typically comprised many tiny nodes equipped with processors, sender/receiver antenna and limited battery in which it is impossible or not economic to recharge. Meanwhile, network ...

Microgrids are applied not only generate power, but also producing a sinusoidal output voltage and supplying nonlinear loads. In this paper, using A current control scheme for selective harmonic compensation is proposed ...

Radio Frequency Identification Systems (RFID) are wireless identification technology that provide communication and identification of tagged objects through wireless communications. In some applications, a single reader ...

With increasing speed of information and documents on the Web, need to classify them in different categories and clusters to be felt. Clustering try to find related structures in datasets which they are not categorized, ...

The interactions among peers in Peer-to-Peer systems as a distributed collaborative system are based on asynchronous and unreliable communications. Trust is an essential and facilitating component in these interactions ...

Abstract—detecting optical characters is the main responsibility to convert printed documents and manuscripts to digital format. In this article, detecting Persian handwritten letters by using the combination of classifiers ...