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Vocal formants are resonant frequencies in the vocal tract that shape the unique qualities of our speech sounds, playing a crucial role in distinguishing different vowels and consonants. They are determined by the shape and configuration of the vocal tract and are essential for the clarity and individuality of a person's voice.
Harmonic resonance occurs when a system vibrates at its natural frequency due to an external periodic force that matches this frequency, resulting in amplified oscillations. It plays a critical role in engineering, acoustics, and physics, as it can lead to both constructive effects like musical tones and potentially destructive outcomes such as structural failure.
Vowel space is a conceptual representation of the range and classification of vowel sounds within human speech, often visualized using a two-dimensional grid that correlates with tongue position (height and backness) during vowel articulation. Understanding Vowel space is essential for exploring differences in vowel production across languages and speakers, influencing fields like linguistics, phonetics, and speech therapy.
Acoustic phonetics is the branch of phonetics that deals with the physical properties of speech sounds as they travel through the air. It involves the analysis of sound waves and their frequency, amplitude, and duration to understand how speech sounds are produced and perceived.
Spectral analysis is a method used to decompose a signal into its constituent frequencies, allowing for the examination of the frequency domain characteristics of the signal. It is widely used in fields like physics, engineering, and finance to analyze time series data and identify periodicities or trends that are not visible in the time domain.
Speech synthesis is when computers talk like people. It helps us talk to machines and listen to them, just like we do with our friends.
Formant frequencies are the resonant frequencies of the vocal tract, crucial in determining the characteristic sounds of vowels and other voiced speech sounds. They are typically associated with peaks in the sound spectrum and can be altered by changing the shape and configuration of the vocal tract, which explains the wide variety of human speech sounds.
Voice quality refers to the characteristics and features of a person's voice that distinguish it from others, often influenced by physical, physiological, and acoustical factors. Understanding Voice quality requires considering parameters like pitch, loudness, resonance, and timbre, which together affect the perceived uniqueness and aesthetic of vocal sound.
Formant transition refers to the rapid changes in resonant frequencies that occur when speech sounds change from one to another, often leading to the clearer perception and recognition of different speech sounds, particularly in vowel-consonant or consonant-vowel sequences. These transitions serve as acoustic cues that help listeners distinguish between similar sounding phonemes and are essential for accurate speech recognition and comprehension.
The spectral envelope is the smooth curve that outlines the peaks and valleys of a sound's spectrum, representing the distribution of energy across frequencies. It plays a crucial role in defining the timbre or color of the sound, as it shapes the perceived characteristics without altering the fundamental frequency.
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