Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Sign Test for Matched Pairs01:17

Sign Test for Matched Pairs

185
The sign test for matched pairs offers a robust method for comparing two paired samples, often for the effects of an intervention in one of them. This method is very useful in situations where the underlying distribution of the data is unknown. The test compares two related samples—often pre- and post-treatment measurements on the same subjects—to determine if there are significant differences in their median values.
To conduct the sign test, we first calculate the differences in...
185
Prosopagnosia01:24

Prosopagnosia

224
Prosopagnosia, also known as face blindness, is the inability to recognize faces. In severe cases, individuals with prosopagnosia may not recognize close family members, including parents and spouses, by their faces. For instance, someone with prosopagnosia might walk past their child in a crowd, only realizing their mistake upon noticing their child's distinctive backpack or favorite jacket. Prosopagnosia specifically impairs facial recognition, while the recognition of other objects or...
224
Design Example01:23

Design Example

352
The innovation of touch-tone telephony revolutionized the telecommunications industry by replacing the traditional rotary dial with a dual-tone multi-frequency (DTMF) signaling system. This system uses a matrix-style keypad with buttons arranged in four rows and three columns, creating 12 distinct signals each assigned to a pair of frequencies. Each button press results in a simultaneous generation of two sinusoidal tones – one from a low-frequency group (697 to 941 Hz) and one from a...
352
¹H NMR: Pople Notation01:09

¹H NMR: Pople Notation

1.9K
The Pople nomenclature system classifies spin systems based on the difference between their chemical shifts. Coupled spins are denoted by capital letters with subscripts indicating the number of equivalent nuclei. When the coupled nuclei have well-separated chemical shifts, they are assigned letters that are far apart in the alphabet, such as A and X. When the difference in chemical shifts is small, coupled nuclei are named using adjacent letters of the alphabet (AB, MN, or XY).
A proton...
1.9K
Design Example: Resistive Touchscreen01:14

Design Example: Resistive Touchscreen

390
A device engineer plays a crucial role in designing user interfaces for mobile devices. One such interface is the resistive touchscreen, which fundamentally consists of two metallic layers: a flexible upper layer and a rigid lower layer, separated by a narrow gap. The high resistance between these two layers is a key characteristic of this design.
When a user touches the screen, the two layers make contact at a specific point known as the touchpoint. This contact reduces the resistance between...
390
Labeling DNA Probes03:31

Labeling DNA Probes

8.3K
DNA probes are fragments of DNA labeled with a reporter tag to enable their detection or purification. The resulting labeled DNA probes can then hybridize to target nucleic acid sequences through complementary base-pairing, and may be used to recover or identify these regions.
Radioisotopes, fluorophores, or small molecule binding partners like biotin or digoxigenin, are the most widely used reporter tags for labeling DNA probes. These labels can be attached to the probe DNA molecule via...
8.3K

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Characterizing listener perception of dysarthric speech beyond speech intelligibility.

The Journal of the Acoustical Society of America·2026
Same author

Developmental and dynamic systems: insights for sex/gender research.

Biology of sex differences·2026
Same author

Comparing vowel intelligibility across interactive and non-interactive tasks in disordered speech.

JASA express letters·2026
Same author

The Effect of Diverse Linguistic Experience on Second Language-Accented English Sentence Recognition Among Monolingual and Spanish-English Bilingual Children and Adults.

Journal of speech, language, and hearing research : JSLHR·2025
Same author

Sex/gender entanglement: A problem of knots and buckets.

Biology of sex differences·2025
Same author

Everyday Communication Experiences of Persons With Amyotrophic Lateral Sclerosis and Their Caregivers: Implications for Novel Speech Interventions.

Muscle & nerve·2025
Same journal

Invaders taking over-Mollusc faunal change in volcanic barrier lakes of the Albertine Rift biodiversity hotspot.

PloS one·2026
Same journal

AI-driven molecular diversification and ligand-based optimization of macitentan derivatives targeting VEGFR1 and endothelin signaling pathways.

PloS one·2026
Same journal

Performance patterns and records in the world aquatics masters championships: Where do the most frequently represented nations among the top-ten masters swimmers come from?

PloS one·2026
Same journal

Modeling diurnal Temperature-Rainfall relationships under multicollinearity using PLS-SEM: A case study of Ghana.

PloS one·2026
Same journal

Organizational culture, social capital, and emergency capacity in primary healthcare institutions: A cross-sectional structural equation modeling study comparing ordinary and older communities.

PloS one·2026
Same journal

Impact of kidney function on the metabolome in the general population.

PloS one·2026
See all related articles

Related Experiment Video

Updated: Aug 12, 2025

Training Synesthetic Letter-color Associations by Reading in Color
10:27

Training Synesthetic Letter-color Associations by Reading in Color

Published on: February 20, 2014

23.0K

Does hand proximity enhance letter identification?

Giordana Grossi1, Annie J Olmstead2, Danielle Lukaszewski1

  • 1Department of Psychology, State University of New York at New Paltz, New Paltz, New York, United States of America.

Plos One
|January 27, 2023
PubMed
Summary
This summary is machine-generated.

This study investigated the "near-hands effect" on letter identification. Researchers found no significant effect of hand proximity on letter identification accuracy when hands were stationary.

More Related Videos

Lexical Decision Task for Studying Written Word Recognition in Adults with and without Dementia or Mild Cognitive Impairment
06:48

Lexical Decision Task for Studying Written Word Recognition in Adults with and without Dementia or Mild Cognitive Impairment

Published on: June 25, 2019

9.3K
Digital Handwriting Analysis of Characters in Chinese Patients with Mild Cognitive Impairment
05:58

Digital Handwriting Analysis of Characters in Chinese Patients with Mild Cognitive Impairment

Published on: March 11, 2021

4.6K

Related Experiment Videos

Last Updated: Aug 12, 2025

Training Synesthetic Letter-color Associations by Reading in Color
10:27

Training Synesthetic Letter-color Associations by Reading in Color

Published on: February 20, 2014

23.0K
Lexical Decision Task for Studying Written Word Recognition in Adults with and without Dementia or Mild Cognitive Impairment
06:48

Lexical Decision Task for Studying Written Word Recognition in Adults with and without Dementia or Mild Cognitive Impairment

Published on: June 25, 2019

9.3K
Digital Handwriting Analysis of Characters in Chinese Patients with Mild Cognitive Impairment
05:58

Digital Handwriting Analysis of Characters in Chinese Patients with Mild Cognitive Impairment

Published on: March 11, 2021

4.6K

Area of Science:

  • Cognitive psychology
  • Visual perception
  • Human-computer interaction

Background:

  • Previous research indicated a 'near-hands effect' where letter identification accuracy is higher when stimuli are closer to the hands.
  • This effect was observed in both static and dynamic hand conditions, with some studies suggesting an interaction between hand position and movement direction.

Purpose of the Study:

  • To determine if hand proximity influences letter identification accuracy specifically when hands are held stationary.
  • To clarify the reliability of the hand proximity effect in visual tasks.

Main Methods:

  • Participants identified strings of three briefly presented and masked consonants.
  • Stimuli were presented under two conditions: hands in a proximal position and hands in a distal position relative to the stimuli.
  • Statistical analyses were performed to assess the impact of hand position, letter position, and stimulus duration on identification accuracy.

Main Results:

  • Letter position and stimulus duration significantly and robustly affected identification accuracy, as predicted.
  • However, no statistically significant hand proximity effect on letter identification accuracy was observed in the stationary hand condition.

Conclusions:

  • The findings suggest that the previously reported 'near-hands effect' may not be reliably present when hands are stationary.
  • Further research is needed to understand the conditions under which hand proximity influences visual perception and performance.