نتایج جستجو برای: fischertropsch synthesis

تعداد نتایج: 409247  

2006
Georg Essl Michael Rohs

Mobile audio-enabled technology is a commodity by now. However access to these technologies for audio research, algorithmic synthesis and interactive performance is currently limited. We describe an effort to port the Synthesis Toolkit (STK) developed by Perry Cook and Gary Scavone to the Symbian operating system, which is used by a number of mobile phone manufacturers.

2003
Chih-Chung Kuo Chi-Shiang Kuo Jau-Hung Chen Sen-Chia Chang

This paper presents an automatic speech segmentation method based on HMM alignment and a categorized multiple-expert fine adjustment. The accuracy of syllable boundaries is significantly improved (72.8% and 51.9% for starting and ending boundaries of syllables, respectively) after the fine adjustment. Moreover, a novel phonetic verification method for checking inconsistency between text script ...

2000
Ren-Hua Wang Zhongke Ma Wei Li Donglai Zhu

This paper describes the realization of a corpus-based Chinese speech synthesis system, including the corpus design and unit selection procedure. The system selects the synthesis unit according to context similarity between target unit and candidate unit. Neither prosody parameter prediction nor prosody feature modification is needed. The informal test shows that the synthesized speech is quite...

Journal: :the iranian journal of pharmaceutical research 0
m mahdavi t akbarzadeh v sheibani m abbasi l firoozpour sa tabatabai

two novel 3-amino-5-(4-choloro-2-phenoxyphenyl)-4h-1,2,4-triazole derivatives were prepared and their anticonvulsant activity was measured by evaluation of the ability of these compounds to protect mice against convulsion induced by lethal doses of pentylenetetrazole (ptz). diazepam (sigma) was considered as a positive control drug with anticonvulsant effect [ed50 = 1.2 (0.5-1.9) mg/kg]. amongs...

Journal: :iranian chemical communication 0
alireza banaei department of chemistry, payame noor university, p.o. box 19395-4697 tehran, iran soheyla karimi department of chemistry, payame noor university, p.o. box 19395-4697 tehran, iran somayeh minaei department of chemistry, payame noor university, p.o. box 19395-4697 tehran, iran eslam pourbasheer department of chemistry, payame noor university, p.o. box 19395-4697 tehran, iran

in this paper, new (2e, 2'e)-3, 3'-(((3- hydroxypropane-1, 2-diyl) bis (oxy)) bis (2, 1-phenylene)) bis (1-phenylprop-2-en-1-one) (2a) was prepared in good yield by condensation reaction of acetophenone with bisaldehyde (1a) in ethanolic naoh solutions at room temperature. the (2e, 2'e)-3, 3'-(((3- hydroxypropane-1, 2-diyl) bis (oxy)) bis (2, 1-phenylene)) bis (1-phenylprop-...

Journal: :journal of sciences, islamic republic of iran 2012
f. mohammadpour

dihydropyridines (dhps) with carboxamides in the 3 and 5 positions show anti-tuberculosis activity. the purpose of the present study was to synthesize new dhps that would possibly possess anti-tuberculosis activity. so a series of n-aryl-1,4-dihydropyridine-3,5-dicarboxamides (3-38) was prepared. they were screened as antitubercular agents against one type of fast growing mycobacterium (m. smeg...

Journal: :iranian journal of pharmaceutical sciences 0
mohammadreza tahriri biomaterial group, faculty of biomedical engineering, amirkabir university of technology,tehran, iran mehran solati-hashjin biomaterial group, faculty of biomedical engineering, amirkabir university of technology,tehran, iran hossein eslami biomaterial group, faculty of biomedical engineering, amirkabir university of technology,tehran, iran

in this study, hydroxyapatite (ha) nanocrystals have been synthesized via chemical precipitation technique. diammonium hydrogen phosphate and calcium nitrate 4-hydrate were used as starting materials and sodium hydroxide solution was used as the agent for ph adjustment. the powder sample was evaluated by techniques such as scanning electron microscope, transmission electron microscope, fourier ...

2015
Amélie Rochet-Capellan Marion Dohen

Down Syndrome (DS) is a frequent genetic disorder that has systematic consequences on speech articulation. The acoustic properties of speech production of people with DS have been poorly investigated in speech research. This paper reports on an acoustic analysis of vowels produced by eight native speakers of French with DS in VowelConsonant-Vowel (VCV) contexts. We observed more variability in ...

2008
Masayuki Numao Masamichi Shimura

Program synthesis by examples is more convenient than using conventional techniques, since it only requires examples instead of a detailed speci cation. In spite of this convenience, relatively little research in this type of synthesis has so far been carried out. A major obstacle is that, due to the similarity-based and data-driven features of this technique, many examples and considerable com...

2005
Oliver Woodford Andrew W. Fitzgibbon

Novel view synthesis using image-based priors has recently been shown to provide high quality renderings of complex 3D scenes. However, current methods are extremely slow, requiring of the order of hours to render a single frame. In this paper we show how a coarse-to-fine method can be used to reduce this time significantly. In contrast to traditional multiple-view stereo methods, devising a co...

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