effect of noise in the satellite communication system performance
Báo cáo khoa học: "On the Evaluation and Comparison of Taggers: the Effect of Noise in Testing Corpora." doc
... from the same corpus, they will prob- ably contain the same kind of errors in the same kind of situations. This may cause the training procedure to learn the errors -especially if they are systematic- ... than one of the taggers performs better than the other when the two intervals overlap, since this implies a chance that the real performances of both taggers are the same. The following real ... from table 1, i.e. the cases in which the tagger got the right disambiguation indepen- dently from the tagging of the test set: x=(1-C)t+Cu (1) The equation of the observed performance can...
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Báo cáo khoa học: Effect of mutations in the b5–b7 loop on the structure and properties of human small heat shock protein HSP22 (HspB8, H11) pptx
... in the case of the K137E mutant of HSP22 (Fig. 4B); however, in this case, the intensity of the band corresponding to the HSP22 dimer wasmore intense than in the case of the wild-type protein.Thus, ... intact protein at the beginning of tryp-sinolysis and at the fixed time of trypsinolysis) against the time of incubation (Fig. 8D). The apparent rateconstants of trypsinolysis under these conditions ... shock proteins, each of which contains the so-called a-crystallin domain consisting of 80–100 residues and located in the C-terminal part of the molecule. The a-crystallin domain consists of six...
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Tài liệu KRONE - the effect of Errors in TCP applications performance (full) pdf
... one of the TCP entities wantsto indicate the end of the session to the other TCPentity. The FIN bit is set to the value one or turned-on. The window size, sometimes just called the window, ... comparison of the error performance of the tested channels using the techniques discussed in this paper. In Network Troubleshooting Using TrueNet TestMethodologies, a discussion of the TrueNet testingmethdolodies ... measure the ability of the other to acceptits messages. Initial window sizes commonly used are8k and 16k bytes. The checksum field is the field in which the senderindicates the result of its 1s-inversion...
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Tài liệu Addressing the Mental Health Needs of Young Children in the Child Welfare System pdf
... appropriate interactions, and guide the child and the mother in creating a joint narrative of the traumatic events while working toward their resolution. The treatment manual includes clinical ... for billing appropriately.Nurturing the Families of Louisiana Parenting ProgramFocusing on the chronic neglect of low income parents of children age birth to 5 years, the Nurturing the Families ... inter-vention or to rule out the existence of a problem. Assessments can reinforce the need for a specic intervention, the intensity of the intervention and the necessity of other supports. It is...
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The role of pictures in improving health communication: A review of research on attention, comprehension, recall, and adherence doc
... booklets, they asked all patientsabout their willingness to take pain medicines in general andthen about their willingness to take the medicine described in the information leaflet that they read. They ... mean-ingless. Readers may then use the picture to guess the intended meaning, often incorrectly, and think that theyunderstand the message, thereby interfering with theircomprehension. They ... a video tape of animated cartoons explaining the need for a polio vaccine. The information contained in the videotape was the same as in the leaflet. Both versions wereavailable in English and...
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Báo cáo Y học: The expression of glutathione reductase in the male reproductive system of rats supports the enzymatic basis of glutathione function in spermatogenesis doc
... converting it to the reduced form (GSH) usingan NADPH as the electron source. The function of GR in the male genital tract of the rat was examined by meas-uring its enzymatic activity and examining ... cells is involved in the supplementation of GSH to spermatoge nic cells in which high levels of cysteineare required for protamine synthesis. In turn, the genitaltract, the epithelia of which ... distin-guish oxidized thiols from others [4]. Thiol oxidation occurs in the nuclei and the tail during the maturation process in the epididymis. The greater the extent of oxidation in nuclei,the...
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Addressing the Mental Health Needs of Young Children in the Child Welfare System pptx
... appropriate interactions, and guide the child and the mother in creating a joint narrative of the traumatic events while working toward their resolution. The treatment manual includes clinical ... for billing appropriately.Nurturing the Families of Louisiana Parenting ProgramFocusing on the chronic neglect of low income parents of children age birth to 5 years, the Nurturing the Families ... assessment in the rst six months of funding to identify communities with high concen-trations of risks including:♦ premature birth, low-birth weight infants, and infant mortality (including infant...
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Báo cáo khoa học: "An Online System for Corpus Management and Analysis in Support of Computing in the Humanities" pot
... Applications In the following we outline the initial set of appli-cations which is currently available via eHuman-ities Desktop. Figure 4 gives an idea of the lookand feel of the system. It shows the ... Comput-ing in the Humanities. Design issues and the overall architecture are described aswell as an initial set of applications whichare offered by the system. 1 IntroductionSince there is ... manages the communication with the client and the execution of tasks like downloading a docu-ment for example. The Master Data include infor-mation about all objects managed by the system, for...
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steinmetz cp discussion on 'the effect of iron in distorting alternating-current wave-form
... the Law of Hysteresis.*Theseoverturn.edmagneticcyclesdifferedconsiderablyfrom the typicalhysteresiscycle,Fig.5.Atypicalhysteresiscycle,FIG.6.however,canbemadetocontract,disappear,andreverse in the followingmanner:Twoequalexcitingcoils)AandB, in Fig.7,atrightangleswitheachother in space,areenergizedbytwoequlalsinu-soidal.quarterphasee.mf's.sogivingoauniformlyrotatingmagneticfield In the center of thisfieldisamovableirondisc,C.Withthisdiscatstandstill, the line of resultantmagnetism in the discYfYl1,lagsbehindthelineofresultantrotatingm.m.f.XXm of the excitingcoils,by the angle of hystereticleada,and the relation of impressede.m.f.andso of magneticflux,and of excitingcurrent in the coilsAandBgives the tvpicalhysteresiscycle,Curvei,Fig.8.With the discCrotatingbelowsynchronism, the angleX0Y=(remains the same, the hysteresiscycle,andthereby the powerconsumed in the excitingcoils,is the same;but the molecular*TRANSACTIONS,A.I.E.E.,1892,vol.9,p.3.ặTHERFORCE ... 70()8ALTERAT'I.V(;-CU,RREXI'AWAE-FORMI.[Sept.28HH1ifA4+BHCES_+SYor,substituting the reluctance:1HitgivesKennelly'sequation:I1HP=_S+=C+DH.Theseequationsobviouslydonotapplyto the totalinductionB,buttoBo=B-H: the difference,however,becomesnotice-ableonlyatveryhighmagnetomotiveforcesFIG.1.HaroldPender(byletter): The effect of iron in distorting the wave-form of currentandpressureis of particularimportance in determining the energy-loss in smallsamples of ironby the wattmetermethod. In thismethod of measurement the maxi-mumfluxdensityisusuallycalculatedfrom the effectivepres-suremeasuredbyavoltmeteracross the terminals of the mag-netizingwindingon the sample;or the inducedpressure in asecondarywindingon the samplemavbemeasured,thismethodeliminating the resistance-drop in the magnetizingwinding. In general the maximumfluxdensitvisproportionalto the averagevalue of the inducedelectromotiveforceoverhalfacycle;only in case of asinewave of inducedelectromotiveforceặTHERFORCE ... 1906]DLICUSSIONATNEWYORK.695zerovalue.Thatis, the harmonicssymmetricalwithregardto the electromotiveforcearenoticeableonlyat the zeropoint,asaflatteningout. The magnetismcurveatthispointishorizontal,sothat the resultantcurrentcurvemustbehorizontalalso.Thiscouldbeexpressedbystatingthat the distortion of the wave of the excitingcurrentisdue,notto the energylost in the iron,butto the magneticcharacteristicor the bending of the satura-tioncurve,andthereforeitisthiscurvewhichweshouldendeavortoconstruct, the magneticcharacteristicasitwouldbegivenbyamagneticcycle, in the absence of hysteresisloss.Thiswouldprobablygiveapproximately the higherharmonics in the ex-citingcurvewave.Sometime in 1881or1882Dr.Froehlichnoticedthat the magneticcharacteristic of the dynamomachinecouldbeap-proximatelyvrepresentedbyaparaboliccurve.Dr.Kennellyshowed, in` 1891*,that the BHcurve,ormagneticcharacteristic of iron,for the highervalues,couldbeexpressedbyaparaboliccurve,an~equation of the seconddegree.Usingthisequation of aparabolafor the relationbetweenBandH,therecouldbefoundastrictlymathematicalcurve,aboutlikeB in Fig.5,.whichcombinedwithasinewaverepresenting the hysteresisloss,wouldfairlycloselyrepresent the distortedwave of excitingcurrent. In dealingwithhysteresiswehavetokeep in mind the differencebetweenmagnetichysteresisand the energylost in the iron.Ifironisexposedtoanalternatingmagneticfield, the loss of energythattakesplace in the iron,bysomeform of magnetic*MagneticReluctance,byA.E.Kennelly,TRANSACTIONSA.I.E.E.Vol.8,page485.ặTHERFORCE...
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Báo cáo hóa học: " The effect of acyclovir on the tubular secretion of creatinine in vitro" pdf
... (22 to 89 μM). In con-trast, there was a decrease in the concentration of [2-14C]creatinine in the apical compartment in the presence of quinidine or cimetidine, compared t o the concentrationFigure ... secretion of creatinine. It isimportant to determine whether acyclovir inhibits the tubular transport of creatinine, because if this is the case, then in addition to creatinine, other biomarkersshould ... vitamin D derivatives induce amarked, transient increase in plasma creatinine in the absence of o ther significant signs of renal impairmentby other less well understood mechanisms, includinginterference...
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báo cáo hóa học: " Temporal expression and cellular origin of CC chemokine receptors CCR1, CCR2 and CCR5 in the central nervous system: insight into mechanisms of MOG-induced EAE" pptx
... infiltrating cells in the CNS of animals with EAE [80]. The limitation of inflammationseen in the CNS could also be the result of a diminishedantigen-presenting capability. In conclusion, our findings ... around inflammatory foci in the spinal cord of rats with EAE, thus identifying potentialdeterminants for trafficking of these cells to the CNS.These findings are discussed in relation to therapeuticstrategies ... immunization) of EAE show extensive inflammation involving the white and grey matter (D), with marked demyelination in the inflammatory areas (F). The majority of the infiltrating inflammatory...
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Báo cáo hóa học: " Research Article Removing the Influence of Shimmer in the Calculation of Harmonics-To-Noise Ratios Using Ensemble-Averages in Voice Signals" docx
... on Advances in Signal Processingbe lower. The evaluation of the in uence of jitter (as well of other levels of noise and their combinations) in the performance of the PDA and HNRSr would require ... explained by the presence, in any pulse of the signal, of the decaying tails of previous pulses. Thissummation of tails adds differences to the pulses, interpretedas noise in the model and causing ... “Usingwaveform matching techniques in the measurement of shim-mer in voice signals,” in Proceedings of the 8th Annual Con-ference of the International Speech Communication Association(INTERSPEECH...
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Báo cáo sinh học: "Systemic 5-fluorouracil treatment causes a syndrome of delayed myelin destruction in the central nervous system" doc
... or complete loss of myelin sheaths and increases in inter-laminar splitting of the myelin sheaths. Analysis of transverse sections (Figure 9)provided further evidence of myelin vacuolization ... cellularity in the CC in treatedanimals at the 6 month time point, along with markedlydecreased levels of MBP in the CC and in the white-mattertracts of the striatum of treated animals (Figure 10). In agreement ... that the effect of 5-FU results from an acceleration of the normal agingprocesses.Our findings also raise the question of whether multiplepathological changes contribute to the effects of chemo-therapy...
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