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Thus, encoding/decoding is the translation needed for a message to be easily understood. When you decode a message, you extract the meaning of that message in ways to simplify it. Decoding has both verbal and non-verbal forms of communication: Decoding behavior without using words, such as displays of non-verbal communication.
A codec is a computer hardware or software component that encodes or decodes a data stream or signal. [1] [2] [3] Codec is a portmanteau of coder/decoder.[4]In electronic communications, an endec is a device that acts as both an encoder and a decoder on a signal or data stream, [5] and hence is a type of codec.
Turbo coding is an iterated soft-decoding scheme that combines two or more relatively simple convolutional codes and an interleaver to produce a block code that can perform to within a fraction of a decibel of the Shannon limit. Predating LDPC codes in terms of practical application, they now provide similar performance.
The steps of encoding and decoding in Schramm's model perform the same role as transmitter and receiver in the Shannon–Weaver model. [ 5 ] [ 23 ] [ 24 ] Because of its emphasis on communication as a circular process, the main focus of Schramm's model is on the behavior of senders and receivers.
m is the number of source symbols that will be used for encoding at once, d min is the minimum hamming distance for the code. There are many types of linear block codes, such as Cyclic codes (e.g., Hamming codes) Repetition codes; Parity codes; Polynomial codes (e.g., BCH codes) Reed–Solomon codes; Algebraic geometric codes; Reed–Muller ...
The term encoding-decoding model is used for any model that includes the phases of encoding and decoding in its description of communication. Such models stress that to send information, a code is necessary. A code is a sign system used to express ideas and interpret messages. Encoding-decoding models are sometimes contrasted with inferential ...
They represent how each person only gives attention to certain cues by decoding them while they encode and produce behavioral cues in response. Barnlund developed both an intrapersonal and an interpersonal model. The intrapersonal model shows the simpler case where only one person is involved in these processes of decoding and encoding.
Hadamard code is a [,,] linear code and is capable of correcting many errors. Hadamard code could be constructed column by column : the column is the bits of the binary representation of integer , as shown in the following example.