novel sequence 中文意思是什麼

novel sequence 解釋
大河小說
  • novel : adj. 新的,新穎的;新奇的,珍奇的,異常的。 a novel experience 新的經驗。n. 1. (長篇)小說。2. 〈N-〉〈常 pl. 〉 【羅馬法】新法,附律。
  • sequence : n 1 繼續;接續;連續。2 順序;程序;次第;關系;關聯。3 後果;結果;接著發生的事;後事;後文。4 ...
  1. In this paper, the radiolocation technique and principium of ofdm in the cell - communication system were introduced firstly, and sensitivity of ofdm system to synchronization was analyzed. then, two methods of timing synchronization based on the cyclic prefix and pilot sequence were introduced, and a novel timing synchronization method based on pilot sequence was presented, which provided a correlation peak with pulse shape

    由於ofdm系統中的定時同步要求和無線定位中的測時測距在本質上是一致的,所以本文緊接著分析了基於循環前綴和導頻序列的兩種定時同步方法,並提出了一種新的基於導頻序列的具有脈沖形狀相關峰的定時同步方法。
  2. Then, the thesis proposed a novel pair - wise sequence global alignment method safss, which is based on the frequent subsequence

    然後提出一種基於頻繁子序列safss ( sequencealignmentbasedfrequentsub - sequences )的比對方法。
  3. This sequence emergences fourteen times from 1000 ests library indicts that it is a middle affluently gene in cdna library. the cdna of 634 basepairs contains an open reading frame of 339 nucleotides encoding a novel nonspecific lipid transfer protein. the first 23 amino acids constitute the putative signal peptide, characteristic for targeting to the secretory pathway

    測得th - nsltp序列全長為634bp ,含有一個非特異性脂轉移蛋白與植物耐逆性的相關性研究編碼112個氨基酸的閱讀框架, n端的23個氨基酸組成一段信號肽序列,表明它可能和分泌有關。
  4. A novel communication receiver which uses lapped transform ( lt ) incorporating modified median filter ( mmf ) algorithm is designed for narrow - band interference excision. the lt domain mmf algorithm takes full advantages of the direct sequence spread spectrum signal, as well as the characteristics of lt, performing the transform domain filtering twice. the first filtering locates the position of interference and mitigates most of them. the second filtering is performed in a small neighborhood of the located interference. so lt domain mmf algorithm can completely mitigate the interference without distorting the desired signal. simulation results demonstrate the improved ber performance and increased robustness of our receiver

    本文採用改進的重疊變換域中值濾波演算法進行變換域抗干擾處理.該演算法既考慮到直接序列擴頻信號的特點,同時又利用重疊變換的特性對變換域系數進行了二次濾波.該演算法節省處理時間,並且不需要有關干擾的先驗知識,系統性能不會隨干擾頻率變化而變化,因而是一種很穩健的處理方法
  5. Part 1 : identification of a novel gene, tsarg2, and its sequence character cloning new apoptosis - related novel gene is a key to further understanding of apoptosis mechanism and the biological process of germ cell, and it is of momentous significance on clarifying physiology and pathology process of spermatogenesis. to rapidly attain human novel gene full - length cdna sequence, the gene - specific primers and the vector - specific primers have been designed for successful performing nested pcr and draft human genome searching to rapidly identify the tsarg2 ( genebank accession number ay040204 ) 5 " end from a human testis cdna library by using a cdna fragment ( genebank accession number be644542 ) as a electronic probe, which was significantly changed in cryptorchidism and represents a novel gene. furthermore, a mouse homologue of this gene was identified ( genebank accession number af395083 ) by lab on - line

    本研究分為三個部分,其主要實驗方法及實驗結果如下:第一章tsarg2基因的克隆與序列分析從已獲得的在隱睪和正常睪丸對照中表達量有明顯差異的est片段( be644542 )入手,設計了基因特異性引物和載體特異性引物進行巢式pcr擴增,結合人類基因組草圖搜索法,從睪丸cdna文庫中快速分離出人類睪丸凋亡相關基因的5末端而獲得全長cdna , genbank登錄號為ay040204 ,同時應用生物信息學的方法克隆了該基因在小鼠中的同源基因, genbank登錄號為af395083 。
  6. The detail is clarified as follows : l ) based on the chaotic technology and contemporary encryption approach the paper put forward a new chaotic sequence, which introduced the m - sequence and the method of shrink key - the stream generator. the complexity of the sequence was promoted as the random alteration of the parameters of chaotic mapping, and at the same time, the shrinking key was used to enhance the security further more ; 2 ) the performance of one - way hash function was improved and new hash function construction methods are proposed through a novel hash method based on chaotic mapping and the aes - the rijndael algorithm. the algorithm of hashing messages of arbitrary length into 256 bits hash values was designed

    按照這種方法,輸出序列的周期性得以大大提高,理論分析和計算機模擬結果表明,該方法可以產生具有良好統計特性的密鑰流,而且易於軟硬體實現: 2 )實現了一種基於混沌映射和分組密碼rijndael演算法的單向hash函數的構造方法,即使用logistic混沌映射產生混沌二值序列,序列的分組與明文序列分組進行按位異或后,進入rijndael加密模塊,所得的結果再加入到反饋端,參與下一分組輸入的異或運算,迭代結束時的rijndael加密結果即為所求的hash函數值。
  7. The results are as follows : exogenous hormones enhance hft gene expression. sequence alignment suggests hft ( hyacinthus forkhead transcription factor ) is a novel gene. its expressing level was enhanced by the hormones, and lower level were maintained in explants uncultured or cultured without hormones

    外源激素提高hft基因的表達水平, hft在外植體接種于含有生長素和細胞分裂素的ms培養基上培養24小時、 5天、 10天和15天的材料中均表達,並且其表達水平逐漸增高。
  8. A novel method for the radar full pulse data analysis, called the extremum sequence analysis method, is put forward

    摘要針對脈沖雷達提出了一種新的雷達信號全脈沖數據分析演算法極值序列分析法。
  9. It is shown that the obtained proteins ( hq - 5 & tsk - 2 ) can be identified as novel components of anti - coagulation enzyme family in the venom of agkistrodon acutus by the analysis of the n - terminal sequence of tsk - 2

    其一級序列為rtefqrymeivv 。與從蘄蛇蛇毒中分離出的其它組分相比, hq - 5及其降解產生的組分( tsk - 2 )為新的抗凝血組分。
  10. Morphological properties and 16s rdna sequence analysis indicated that the strain is a novel species related to the genus myxococuus. the absorption by the myxococuus sp. nust03 is equilibrated in five minutes at ph 6. 0

    通過對菌株的形態結構、生理生化特性和基於16srdna序列的系統學分析初步認定此菌株為粘球菌屬的一個種( myxococuussp . nusto3 ) 。
  11. Cell adhesion to surface of the substrate is essential to development of the anchorage - dependent cells. only after adhering to surface followed by spreading can cells develop and proliferate. most synthetic polymers used as orthopaedic matrix substitute present hydrophobicity, which may correlates to the low degree of cell attachment. modification with cell adhesion protein / peptides can be benificial to the cell adhesion on polymers and then affect the cell proliferation and differentiation. cell attachment to substrate is primarily mediated by integrins, a widely expressed family of heterodimeric surface receptors. most extrcellular matrix proteins such as fibronectin, osteopontin, collagen type i, bone sialoprotein and vitronectin contain an arg - gly - asp ( rgd ) sequence which is specific to the fixation of cell membrane receptors like integrin. the main aim of this research is to measure, assess adhesion, proliferation of rabbit marrow stromal cells ( mscs ) on the polymers coated by fibronectin, collagen type i or biotie gen, which includes : ( 1 ) biologic characteristics of rabbit mscs were observed by two types of separating method in primary culture. ( 2 ) adhesion, proliferation and differentiation of mscs cultured on polymers coated with biotiegen were assessed. ( 3 ) also, adhesion, proliferation and differentiation of mscs were assessed on plga film or porous plga substrates coated with fibronectin, or collagen type i respectively. ( 4 ) bone formation was observed on the porous plga substrates coated with collagen type i in vivo. this research aims to give new way to make novel synthetic bone with cell adhesion and high bone induction capabilities

    因此將這些蛋白包被、固定到材料表面,觀察骨組織工程種子細胞mscs細胞的粘附、生長特性是本研究的中心環節,並從以下方面進行探討: ( 1 )採用不同原代細胞分離方法,研究其對mscs細胞的生物學特性影響。 ( 2 )檢測基因勝肽膠對mscs細胞粘附、增殖及分化的影響。 ( 3 )分別採用型膠原及纖維粘連蛋白( fibronectin , fn )包被聚乙醇酸-乳酸共聚物( poly ( 1actide - co - glycolide ) , plga )膜及多孔塊型plga材料,觀察細胞在單層或三維培養狀態下,型膠原及fn對mscs細胞粘附、增殖及向成骨細胞分化效應及能力。
  12. The following is the main works and conclusions of this thesis. the novel upfc needs high power rate because it is generally used in high voltage transmission lines. after studied high - power converters and the literatures of upfc, the main circuit topology of novel upfc base on diode - clamping multilevel inverter is presented and the principle of using novel upfc to eliminate zero sequence and negative sequence currents is analyzed

    本文所做的主要工作及得出的主要結論如下:由於upfc一般用於高壓輸電線,其功率等級要求很高,在綜合研究大功率變換器和upfc現有文獻的基礎上,提出了基於二極體箝位多電平變換器的新型upfc的主電路拓撲,分析了用其來濾出高壓輸電線非全相運行時所產生的零序和負序電流的原理。
  13. 16s rdna sequence analysis of three strains of 050642, 060386 and 060524 whose id50 is above 1200 indicated they also belong to streptomyces genus and strain 050642 is suspected to be a novel streptomyces. spp with the highest similarity to streptomyces colicolor, at 95 %

    對三株有較強活性的菌株050642 、 060386和060524進行了16srdna序列分析,初步確定這三株菌都屬鏈黴菌屬,其中菌株050642與其親緣關系最近菌株的相似性僅為95 ,極有可能是鏈黴菌屬的一個新種。
  14. This strain ' s virulence was judged by mean death time of chick embryos ( mdt ), intracerebral pathogenicity index in day - old chicks ( icpi ) and intravenous pathogenicity index in 6 - week - old chickens ( ivpi ) and it was found to be the virulent strain. at last, it was tested by the recurrent infection and found that it was the newcastle disease virus ( ndv ), and it was named hbg - 1 strain. in order to find the difference of the cleavage site of this strain with f48e9 and ? 30 strain, a part of the cleavage site of fusion protein gene fragment was amplified by rt - pcr using a primer and sequenced. the sequence analysis showed this strain had low homology with f4ge9 and cso. a phylogenetic tree based on the published sequences of ndv reference strains was constructed and showed the isolated strain hbg - 1 belonged to the genotype w ndv, a novel genotype ndv

    為了進一步探尋分離株與標準株的異同,又採用rt - pcr方法,擴增獲得分離株f _ o裂解位點附近的基因片段,經測序后與國際上已發表的新城疫病毒的核酸序列進行比較,結果表明其與標準株和疫苗株之間的同源性較低,僅為82 86之間。經系統發育進化樹分析后,判定該分離株為新城疫病毒( ndv )基因型。運用計算機軟體對其裂解位點處的氨基酸序列進行預測和分析,結果表明該分離株為新城疫病毒強毒株並具有基因型的典型結構特徵。
  15. A bt - e. coli shuttle vector pht315 was deleted its replication region of bt, then constructed a novel vector named pht315 - 1 which composed a multiple cloning site, erythromycin and ampicillin - resistance marker and could only replicated in e. coli. used pht315 - 1, a 5273 bps dna fragment carrying a novel bt plasmid replicon was isolated and registered in genbank as ay278324. sequence analysis showed that there were at least three orf ( open reading frame ) in the cloned dna encoding 501, 333, 183aas. orfl had 98 % identities with replicating related protein ori43 of bt strain hd263. the others were no homology to any published bt replicating related protein. after continuous cultured for 70h at 30 c without antibiotic selecting press. the stability of plasmid carrying cloned replicon in bt acrystalliferous mutant strain hd73 cry was more than 98 %. and growth curve also showed that the novel replicon was stable and could replicate normally

    進一步序列分析表明該復制區至少有3個較大的orf ,分別編碼501 , 333 , 183個氨基酸。其中orf1蛋白序列與hd263復制蛋白ori43的同源性為98 ,而另外兩個orf和genbank己公布的bt復制相關蛋白無同源性。 30連續培養72h ,復制區質粒在bt無晶體突變株hd73cry ~ -中穩定性達98以上, 30h生長曲線也表明該復制區能夠在bt中穩定復制和遺傳,對受體菌株無明顯不良影響。
  16. After sequencing of 84 cdna clones and removing redundant cdnas, we obtained 36 cold - regulated unique cdna clones. 12 cdna clones were expected to be novel genes, because no sequence homology with any known sequences was found in genbank databases

    全長基因ej175共有603bp ,對其可讀閱讀框架進行分析,從57 - 515位核苷酸的一段序列,包含了起始密碼子和終止密碼子,編碼152個氨基酸的多肽。
  17. The validity and superiority of all these are proved by use the parallel converter of novel upfc to implement reactive current compensation, zero sequence and negative sequence currents compensation, harmonic currents compensation and the mixed compensation of them. this thesis also studies that use novel upfc to implement two phases operating in high - voltage transmission lines by theory analyze and simulation testify

    提出了基於多電平變換器的廣義大功率有害電流補償的概念,提出了適合於它的多環定時滯環控制方案,通過用新型upfc的並聯變換器實現無功補償、零序和負序補償、諧波補償及它們的綜合補償來驗證了其有效性和優越性。
  18. At 1999, lim nguyen first brought forward a novel self - encoded spread spectrum ( sess ) system, which spread spectrum sequence is full builded by the source data. in sess system, which does not use pn codes. it employs random spreading sequences that are extracted from the information data

    自編碼直擴通信是limnguyen在1999年首次提出的一種利用信源數據產生擴頻序列的隨機直擴技術,它產生具有隨機的、動態可變的擴頻序列,因而是一種較好的安全通信方式。
  19. Secondly, the dissertation proposes a novel blind symbol - timing scheme for ofdm systems based on cyclostationarity feature of received symbols. the proposed schemes also exploits the periodicity of ofdm symbol introduced by cyclic prefix, by applying 2 - dimentional fourier transformation and choosing the appropriate correlation peak value as the symbol start location, the precision of this scheme is higher than previous conventional method. thirdly, the dissertation presents analysis with regard to channel estimation of ofdm systems. several interpolation algorithm in ofdm systems which based on pilot sequence have been analyzed in the first instance, and the influence of the channel noise on interpolation precision has discussed. the theoretic analysis and simulation results show that : the interpolation error induced by the precision of interpolation procedure itself has out weight

    第三,論文在ofdm系統的通道估計方面,先對基於導頻的ofdm通道估計中的多種插值方法進行了分析,討論了噪聲對插值精度的影響,指出插值本身的精度所造成的插值誤差遠大於噪聲所帶來的插值誤差,從而階次更高的插值演算法在實用中並非最優的;並指出插值濾波法比變采樣率演算法對噪聲的影響更為敏感,在信噪比較高時插值濾波演算法比變采樣率演算法更優。
  20. All of above make the miss distance of the missile difficult to estimate in shooting range. in order to solve these problems, a novel method for detecting and tracking small moving point target in image sequence is proposed in this paper, based on combination of the correlation of multi - frames and wave gate techniques. especially, the qualifications to confirm the target and the establishment of the wave gate based on size and characteristic moving parameters of the target are stressed in the paper

    針對目前靶場所面臨的測量目標小、距離遠、目標與背景對比度小,不具有形狀信息的實際問題,提出了一種基於多幀相關技術與波門選通技術相結合的快速目標識別與跟蹤方法,特別探討了多幀相關技術中目標確定的理論判據,並綜合考慮目標的尺寸因素和目標的運動特徵研究了一種新的波門設定方案。
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