How Much Spatial Information Is Lost in the Sensory Substitution Process? Comparing Visual, Tactile, and Auditory Approaches/ (Record no. 12513)

MARC details
000 -LEADER
fixed length control field 02231nab a2200265 4500
005 - DATE & TIME
control field 20220803120524.0
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fixed length control field 220722b |||||||| |||| 00| 0 eng d
100 ## - MAIN ENTRY--PERSONAL NAME
Personal name Richardson, Michael
245 ## - TITLE STATEMENT
Title How Much Spatial Information Is Lost in the Sensory Substitution Process? Comparing Visual, Tactile, and Auditory Approaches/
260 ## - PUBLICATION, DISTRIBUTION, ETC. (IMPRINT)
Name of publisher, distributor, etc sage
Date of publication, distribution, etc 2019
300 ## - PHYSICAL DESCRIPTION
Pages Vol: 48, issue: 11, 2019: (1079-1103 p.).
520 ## - SUMMARY, ETC.
Summary, etc Sensory substitution devices (SSDs) can convey visuospatial information through spatialised auditory or tactile stimulation using wearable technology. However, the level of information loss associated with this transformation is unknown. In this study, novice users discriminated the location of two objects at 1.2 m using devices that transformed a 16 × 8-depth map into spatially distributed patterns of light, sound, or touch on the abdomen. Results showed that through active sensing, participants could discriminate the vertical position of objects to a visual angle of 1°, 14°, and 21°, and their distance to 2 cm, 8 cm, and 29 cm using these visual, auditory, and haptic SSDs, respectively. Visual SSDs significantly outperformed auditory and tactile SSDs on vertical localisation, whereas for depth perception, all devices significantly differed from one another (visual > auditory > haptic). Our findings highlight the high level of acuity possible for SSDs even with low spatial resolutions (e.g., 16 × 8) and quantify the level of information loss attributable to this transformation for the SSD user. Finally, we discuss ways of closing this “modality gap” found in SSDs and conclude that this process is best benchmarked against performance with SSDs that return to their primary modality (e.g., visuospatial into visual).
650 ## - Subject
Subject sensory substitution,
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Subject spatial perception,
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Subject hearing,
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Subject touch,
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Subject vision
700 ## - Added Entry Personal Name
Added Entry Personal Name Thar, Jan
700 ## - Added Entry Personal Name
Added Entry Personal Name Alvarez, James
773 0# - HOST ITEM ENTRY
Host Biblionumber 12374
Host Itemnumber 16462
Place, publisher, and date of publication Sage,
Title Perception
International Standard Serial Number 1468-4233
856 ## - ELECTRONIC LOCATION AND ACCESS
Uniform Resource Identifier https://doi.org/10.1177/0301006619873194
942 ## - ADDED ENTRY ELEMENTS (KOHA)
Koha item type Articles
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-- 49779
650 ## - Subject
-- 49780
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-- 49781
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-- 49782
650 ## - Subject
-- 48945
650 ## - Subject
-- 49315
700 ## - Added Entry Personal Name
-- 49783
700 ## - Added Entry Personal Name
-- 49784
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-- ddc

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