the structure and implementation of computer programs
The Design and Implementation of a Log-Structured File System
... clean. The policy rates each segmentaccording to the benefit of cleaning the segment and the cost of cleaning the segment and chooses the segments with the highest ratio of benefit to cost. The benefit ... shows the relative importance of the variouskinds of data written to disk, both in terms of how much of the live blocks they occupy on disk and in terms of howmuch of the data written to the ... sequen-tially, then writes 100 Mbytes randomly to the existing file, thenreads 100 Mbytes randomly from the file, and finally reads the filesequentially again. The bandwidth of each of the five phases...
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Tài liệu Body Size: The Structure and Function of Aquatic Ecosystems pptx
... W,issimply the sum ofthe body mass of all individuals. For organisms ofsimilar size, itcan be estimated by taking the product of the population, N,andthebodymass,M. Similarly, the store of each ... obvious.We asked the author(s) of each paper to examine the importance and role of body size in the systems in which they work. Essentially the book builds from the level of the individual and a consideration ... level to the flux, storage and turnover of these elements at the level of ecosystems.Our second example concerns the role of metabolism in trophic relationships,including the structure and dynamics...
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Tài liệu Báo cáo khoa học: Cold survival in freeze-intolerant insects The structure and function of b-helical antifreeze proteins pdf
... resemble teardrops [32].Further examination of the structure and sequence of sbwAFP and TmAFP reveal other similarities (Fig. 8 C). The panel shows the similarity of the TXT face again, a ndalso ... determine the handedness of the proteins, ormay prevent the unfolding of the protein at cold temper-atures. The b-helix as an AFP structural motif? The sbwAFP and TmAFP structures represent the firstAFPs ... of X-ray structure with 5 °C NMR structure using the main chain of residues Ser12 fiThr70 in t he structure a lignment. (B) O verlap of the X-ray structure with the 30 °C NMR structure using the main...
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Tài liệu Báo cáo Y học: A Raman optical activity study of rheomorphism in caseins, synucleins and tau New insight into the structure and behaviour of natively unfolded proteins pot
... orm of b strand [18]. The positive bands at » 1675 cm)1in the amide I r egion of the ROA spectra of b-andj-casein, which originate mainlyin the peptide C O stretch, are characteristic of ... (although there is a hint) in the ROA spectra of b-andj-casein may be evidence that, as suggestedpreviously [3], the b -structure identi®ed above mainly t akes the f orm of unassociated b strands rather ... positive ROAat » 1320 cm)1to PPII structure relies mainly on the evidence outlined above.In view of the c lose similarity of the ROA spectra of the casein, synuclein and tau proteins shown in t his...
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Tài liệu Báo cáo khoa học: "The Structure and Process of Talking About Doing" pdf
... model of the role of point of view in problem solving. SUMMARY We have reported here a three pronged approach to the study of problem solving action and report: I) the collected of data ... solving and talk about problem solving, 2) development of a process model of these behaviors, and 3) use of coding techniques to extract traces of "critical phenomena" from the transcripts ... relltld ~O the ~r~romnoe oF 5he problem tooK, lad o~here tt~c are oZoeely related to the report of the task aoClona. ~n the psr~lo,,~ar problem demean of the H~aeionsr£ee and CannLbae8 pusxle,...
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THE STRUCTURE AND DEVELOPMENT OF THE CEREAL PLANT pptx
... parts of a leaf are the tip of the blade and the top of the sheath. Where the blade and sheath join, there are structures called the ligule and the auricles (Figure 2.3). Table 2.1 – Shoot structures ... EFFICIENCYTim Setter and Peter Carlton The structure of the wheat plant described in thischapter is the starting point to understanding the growth and development of the crop, its nutrition and the reasonsfor ... determines the rate of uptake.Uptake of nutrient elements from the soil and intoplants depends on: the availability of the nutrient in the soil;movement of the nutrient, in soil solution or along the surfaces...
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Báo cáo khoa học: Intermodule cooperativity in the structure and dynamics of consecutive complement control modules in human C1r Structural biology docx
... under the conditions applied and therefore the constructs could be reliably used to assess the interde-pendence of the modules. This was corroborated by the calculated scvalues of the tandem ... exactly the reverse of the situationobserved for the CCP1single and CCP2singlemodules and probably reflects the complex interdependence of the modules in terms of internal dynamics and mayalso ... ‘HVL‘ loop, and the presence of a tyrosine in strand C of CCP4 in place of an asparagine in C1r CCP2 (N379), and based on the results of the present perturbation study, we suggestthat the inter-CCP...
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The Design and Implementation of a Sequence Database System * docx
... difference between the 24-h?ur moving average of the high price of Stockl, and the high price of Stock2 at the most recent hour when the volume of Stock2 traded was greater than 25,000. The answer ... Figures 4.5, and 6 show the results for the sequences of car- dinality IOOK, IOK and 1K respectively. In all the graphs, the number of fields in each record varies along the X-axis, while the runtime ... plotted on the Y-axis. For all the implementa- tions, the scan cost grows with the width of the records. Note that the SHORE Array implementation is the most efficient whatever the cardinality...
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Tài liệu Báo cáo khoa học: Interaction between very-KIND Ras guanine exchange factor and microtubule-associated protein 2, and its role in dendrite growth – structure and function of the second kinase noncatalytic C-lobe domain docx
... between the Leu residues from v-KIND and MAP2 contributes to the interaction between the two proteins.In conclusion, the present study has clarified the structural and functional importance of the ... and 482) and one Thr residue (amino acid 487) were well conservedin the KIND2 of v-KIND in all species analyzed,although not in the other KINDs. To investigate the possible involvement of these ... under-stood, the data obtained in the present study indicatethat the 43 residues (amino acids 702–744 in mice) thatreside in the middle region of the CD act as the v-KIND binding core. The v-KIND-binding...
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