Conductor constructed with a central core surrounded by more than one layer of helically laid wire, all layers having a common direction of lay, with increase in length of lay for each successive layer.
A microphone whose response is predominantly from a single direction. uniform building code (ubc) 1. a us national building code, prepared and issued by
A microphone that is most sensitive from sounds arriving in one (uni-) direction. some examples of unidirectional mics include hypercardioid, supercardioid and cardioid
An interconnected one-layer neural network. when the synaptic matrix is symmetric, the network forms a bidirectional associative memory (bam). see also: bidirectional associative memory. unified medical language system (umls) the umls ontology is a medical ontology system designed to assist in the retrieval and integration of multiple medical information systems. it has a concept hierarchy of 135 medical concepts as well as a semantic network that represents additional relationships between the categories. see also: ontology, semantic network,
