national health information network (nhin) is a network in which all health care organizations, government agencies and other health-related organizations are connected to each other to exchange information about health. due to the necessity of a framework for nhin development, in this paper, according to the literature review, a definition for nhin framework was provided, and then the nhin rel...

background: primary health care is the major infrastructure of health care systems. it is clear that making and improving primary health care information systems would not be possible without awareness of their condition. therefore, this comparative study was conducted in order to determine the situation of primary health care information systems in health centers of tehran, iran. methods: this...

presence of distributed generation (dg) in electric distribution systems provides an attractive new alternative in capacity expansion planning of these systems. in this paper a new model is developed for solving simultaneous placement of hv/mv substations and dg units as a static planning tool. this model aims to minimize fixed and variable costs of planning. constraints related to dgs, substat...

an ideal fusion method preserves the spectral information in fused image without spatial distortion. the pca is believed to be a well-known pan-sharpening approach and being widely used for its efficiency and high spatial resolution. however, it can distort the spectral characteristics of multispectral images. the current paper tries to present a new fusion method based on the same concept. in ...

When emerging technologies such as Search Engine Marketing (SEM) face tasks that require human level intelligence, it is inevitable to use the knowledge repositories to endow the machine with the breadth of knowledge available to humans. Keyword suggestion for search engine advertising is an important problem for sponsored search and SEM that requires a goldmine repository of knowledge. A recen...

introduction: hematology section provides valuable information for diagnosis and treatment of patients to improve the health of them. in this regard hematology information system led to deliver produced information accurately and timely. present study aimed to analyze the situation of hematology information systems in hospital laboratories. methods: in this descriptive study, 13 hematology info...