نتایج جستجو برای: middel ear

تعداد نتایج: 38818  

2007
Ajay Kumar David Zhang

This paper investigates a new approach for human ear identification using holistic grey-level information. We employ Log-Gabor wavelets to extract the phase information, i.e. ear-codes, from the 1D gray-level signals. Thus each ear is represented by a unique ear code or (phase template). The query ear images are compared with those in the database using Hamming distance. The minimum Hamming dis...

Journal: :Journal of the American Academy of Audiology 2000
M K Wynne J M Kahn D J Abel R L Allen

When taking an impression of the external ear canal and ear, the audiologist is engaged in an invasive procedure whereby a foreign body is first placed into the ear canal and then removed. There is always an element of risk for significant medical problems when a clinician is performing an invasive procedure. Although some minor patient discomfort and, at times, some slight trauma to the ear ca...

Journal: :علوم گیاهان زراعی ایران 0
حمید عباس دخت دانشیار گروه زراعت دانشگاه صنعتی شاهرود علی اکبر دشتی اندرات کارشناس ارشد زراعت دانشگاه صنعتی شاهرود

in order to study of the effect of nitrogen source, operation method and weed control methods on weed biomass, yield and yield components of corn (zea mays l.) an experiment was carried out as split plot factorial based on randomized complete block design (rcbd) with four replications in shahrood university of technology. the treatments included weed control methods at four levels (hand weeding...

2006
Martin M. Williams John B. Masiunas

John B. Masiunas Department of Natural Resources and Environmental Sciences, University of Illinois, 1201 West Gregory Drive, Urbana, IL 61801 Field experiments were conducted to quantify functional relationships between giant ragweed density and sweet corn yield and ear traits. A rectangular hyperbolic model was fit to yield loss measured in terms of marketable ear mass, appropriate for the pr...

Journal: :international journal of occupational and environment medicine 0
mh azizi academy of medical sciences of the ir iran, tehran

history of underwater diving dates back to antiquity. breath-hold technique in diving was known to the ancient nations. however, deep diving progressed only in the early decades of the 19 th century as the result of advancements in efficient underwater technologies which subsequently led to invention of sophisticated sets of scuba diving in the 20 th century. currently, diving is performed for ...

Journal: :The Journal of the Acoustical Society of America 1980
D Deutsch

When two tones of different frequency are simultaneously presented, one to each ear, a single pitch may be heard that corresponds to the frequency delivered to one ear rather than to the other. That is, the frequency information delivered to one ear may be followed and to the other ear suppressed. The present study explored the sequential conditions under which this effect occurs. Clear ear dom...

Journal: :The Boston Medical and Surgical Journal 1868

Journal: :European journal of American studies 2017

Journal: :Scientific American 1880

Journal: :The American Journal of the Medical Sciences 1867

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