the structure and implementation of computer programs
The Design and Implementation of a Log-Structured File System
Ngày tải lên :
12/09/2012, 15:05
... clean. The policy rates each segment
according 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 various
kinds of data written to disk, both in terms of how much of
the live blocks they occupy on disk and in terms of how
much of the data written to the ... sequen-
tially, then writes 100 Mbytes randomly to the existing file, then
reads 100 Mbytes randomly from the file, and finally reads the file
sequentially 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
Ngày tải lên :
17/02/2014, 19:20
... W,is
simply the sum ofthe body mass of all individuals. For organisms ofsimilar size, it
can 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
Ngày tải lên :
19/02/2014, 16:20
... 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 nd
also ... determine the handedness of the proteins, or
may 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 first
AFPs ... 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
Ngày tải lên :
21/02/2014, 15:20
... orm
of b strand [18].
The positive bands at » 1675 cm
)1
in the amide I r egion of
the ROA spectra of b-andj-casein, which originate mainly
in 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 suggested
previously [3], the b -structure identi®ed above mainly t akes
the f orm of unassociated b strands rather ... positive ROA
at » 1320 cm
)1
to 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
Ngày tải lên :
21/02/2014, 20:20
... 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
Ngày tải lên :
08/03/2014, 23:20
... 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 ... EFFICIENCY
Tim Setter and Peter Carlton
The structure of the wheat plant described in this
chapter is the starting point to understanding the growth
and development of the crop, its nutrition and the reasons
for ... determines
the rate of uptake.
Uptake of nutrient elements from the soil and into
plants 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
Ngày tải lên :
15/03/2014, 23:20
... 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 s
c
values of the tandem ... exactly the reverse of the situation
observed for the CCP1
single
and CCP2
single
modules
and probably reflects the complex interdependence of
the modules in terms of internal dynamics and may
also ... ‘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 suggest
that the inter-CCP...
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The Design and Implementation of a Sequence Database System * docx
Ngày tải lên :
16/03/2014, 16:20
... 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
Ngày tải lên :
14/02/2014, 19:20
... 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 conserved
in 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 indicate
that the 43 residues (amino acids 702–744 in mice) that
reside in the middle region of the CD act as the
v-KIND binding core. The v-KIND-binding...
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