Discovery of Eight Variable Stellar Spectra (1916)(en)(2s) by Shapley H.

By Shapley H.

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2004). Limited field of view of head-mounted displays is not the cause of distance underestimation in virtual environments. Presence, 13, 572–577. Koch, C. (2003). The quest for consciousness. Englewood, CO: Roberts. Kudoh, N. ( 2005). D issociation b etween v isual p erception o f a llocentric distance a nd v isually d irected w alking of its e xtent. Perception, 3 4, 1399–416. Lehar, S. (2003). The world in your head: A Gestalt view of the mechanism of conscious experience. Mahwah, NJ: Erlbaum.

O n t rials w hen t wo t argets w ere p resented, the obs erver w as p rompted w hich o f t he t argets to re port a fter the observer had m oved f orward w hile u pdating. There w as l ittle d ifference i n u pdating p erformance w hether o ne o r t wo t argets w ere updated. Rieser and Rider (1991) also found little effect of number of targets (from 1 to 5). Consequently, the reported target perceived and updated locations for the one and two-target trials were averaged (by computing centroids) and used in the analysis here.

O n t rials w hen t wo t argets w ere p resented, the obs erver w as p rompted w hich o f t he t argets to re port a fter the observer had m oved f orward w hile u pdating. There w as l ittle d ifference i n u pdating p erformance w hether o ne o r t wo t argets w ere updated. Rieser and Rider (1991) also found little effect of number of targets (from 1 to 5). Consequently, the reported target perceived and updated locations for the one and two-target trials were averaged (by computing centroids) and used in the analysis here.

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