: The human brain possesses unique systems for processing language, allowing individuals to recognize speech even when it is degraded or heavily masked by background noise. Cognitive Integration
A machine does not "hear" a word; it analyzes vectors. To make speech recognizable, systems extract features. Historically, Mel-Frequency Cepstral Coefficients (MFCCs) were the industry standard. They mimic the human ear's non-linear frequency perception, allowing the computer to focus on the frequencies most relevant to speech comprehension. speech communication human and machine pdf
Before machines can mimic speech, we must understand the human mechanism. Human speech communication is a four-stage loop: : The human brain possesses unique systems for
: Humans generate speech using physical sound units called phonemes, which are combined into words and sentences. This process is influenced by co-articulation, where the sound of a phoneme varies based on its neighbors. Perception Human speech communication is a four-stage loop: :
Human speech communication is a complex process that involves the coordinated effort of multiple physiological systems, including the lungs, vocal cords, tongue, lips, and brain. When we speak, our brain processes information, retrieves words from memory, and generates a sequence of sounds that are articulated through our vocal tract. The acoustic signal produced by our voice is then transmitted through the air to the listener's ear, where it is decoded and interpreted.