Results 21 to 30 of about 290,330 (295)

The Function of Pitch Range Variations in Samples of Emotional Expressions in Persian [PDF]

open access: yesIranian Journal of Applied Language Studies, 2017
This study aims at investigating the interface between emotion and intonation patterns (more specifically, duration and pitch amplitude of speech). To this end, the acoustic properties of spectral parameters related to speech prosody are investigated ...
Elkhas Veysi
doaj   +1 more source

Porous Carbon Nanofoam Derived From Pitch as Solar Receiver for Efficient Solar Steam Generation

open access: yesGlobal Challenges, 2020
Photothermal‐material‐assisted solar‐steam generation has recently attracted intensive attention due to its superior evaporation rate with high energy conversion efficiency for desalination.
Lihua Chen   +6 more
doaj   +1 more source

Correlation of EDLC Capacitance with Physical Properties of Polyethylene Terephthalate Added Pitch-Based Activated Carbon

open access: yesMolecules, 2022
The electric double-layer capacitor (EDLC) has attracted attention by using activated carbon (AC) as an active electrode material with a high power density and high cost-efficiency in industrial applications. The EDLC has been actively developed over the
Cheol Hwan Kwak   +2 more
doaj   +1 more source

The influence of banner advertisements on attention and memory: Human faces with averted gaze can enhance advertising effectiveness

open access: yesFrontiers in Psychology, 2014
Research suggests that banner advertisements used in online marketing are often overlooked, especially when positioned horizontally on webpages.
Pitch eSajjacholapunt, Linden John Ball
doaj   +1 more source

The Temporal Alignment of Speech-Accompanying Eyebrow Movement and Voice Pitch: A Study Based on Late Night Show Interviews

open access: yesBehavioral Sciences, 2023
Previous research has shown that eyebrow movement during speech exhibits a systematic relationship with intonation: brow raises tend to be aligned with pitch accents, typically preceding them.
Volker Gast
doaj   +1 more source

Pitch Perception [PDF]

open access: yesAttention, Perception & Psychophysics, 2008
This article is a review of the psychophysical study of pitch perception. The history of the study of pitch has seen a continual competition between spectral and temporal theories of pitch perception. The pitch of complex stimuli is likely based on the temporal regularities in a sound's waveform, with the strongest pitches occurring for stimuli with ...
openaire   +2 more sources

Hexacopter Pitch Estimator for a Pitch Stabilizer

open access: yesIFAC Proceedings Volumes, 2013
Abstract The paper presents the development and mathematical modelling of an estimator within the control scheme of the pitch motion of a hexacopter. The pitch estimator is constructed as a classic Luenberger-Kalman filter. The authors also discuss the problem of acceleration measurement realized during the flight of the hexacopter.
Radek Baranek, Frantisek Solc
openaire   +1 more source

Optimizing Chew and Chen's Pitch-Spelling Algorithm [PDF]

open access: yes, 2007
Pitch-spelling algorithms attempt to compute the correct pitch names (e.g., C#4, Bb5) of the notes in a passage of tonal music, when given only the onset time, MIDI note number, and possibly the duration and voice of each note.
Meredith, David
core   +1 more source

Pitch memory, labeling and disembedding in autism [PDF]

open access: yes, 2003
Background: Autistic musical savants invariably possess absolute pitch ability and are able to disembed individual musical tones from chords. Enhanced pitch discrimination and memory has been found in non-savant individuals with autism who also show ...
Heaton, Pam F.
core   +1 more source

Wind turbine control using PI pitch angle controller [PDF]

open access: yes, 2012
This paper suggests two methods to calculate the gains of a proportional-Integral pitch angle controller for a 5 MW wind turbine. The first method is analytical and the second one is based on simulation. Firstly, the power coefficient characteristics for
Hwas, Abdulhamed Moh Suliman   +1 more
core   +3 more sources

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