performance of different algorithms
Báo cáo khoa học: "Performance of different provenances and of the local population of the Monterey pine (Pinus radiata D Don) in northern Spain" pot
Ngày tải lên :
08/08/2014, 19:21
... established recently and one of the first steps of this program consisted of comparing the growth and morphological characteristics of the local population and that of the natural populations from ... needle characters were measured in 10 random samples of entire fascicles of mature needles from different trees of each subprovenance and of the local population collected in autumn 1992 Traits ... the different Pinus radiata provenances and the local in our trial Performances of the provenances have also been compared in different trials in other countries, showing a considerable degree of...
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Influence of different breeds, feeding and housing systems on sow reproductive performance and piglet''''s resistance to diseases in Central Vietnam pdf
Ngày tải lên :
21/06/2014, 06:20
... by weight of crude proteins and from to 5% by weight of crude fats The metabolic energy of the composition is preferably 2000 to 3200 kcal/kg The compared with requirement of sows in different ... the age of farmers, in table age of household headed, more farmers in period of ages 46 -55 (60) years old, 42 % in total investigated farms 3.2 Education levels Table Educational levels of farmers ... piglets infected, 32.25% of litters with 35-45 of infected piglets and last small group of litter, 12.2 % more than 55% piglets in litters infected There was correlations between different ecosystems,...
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Báo cáo lâm nghiệp: "Interactive effects of irradiance and water availability on the photosynthetic performance of Picea sitchensis seedlings: implications for seedling establishment under different management practices" ppt
Ngày tải lên :
08/08/2014, 00:22
... µmol photon m–2 s–1, at a wavelength of 685 nm) of white light at 2, 5, 10, 15, 20, 30 and 45 after the actinic light had been switched off The values of the log of maximal fluorescence, during the ... seedling performance may depend on an ability to respond to both water deficits and water logging during an annual growth cycle Assessments of photosynthetic performance provides a useful means of ... 414 K Black et al combination of different environmental factors causes an intensification, overlapping or reversal of the impact of water availability [16, 33] This suggests a...
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Báo cáo khoa học: "Performance of young jack pine trees originating from two different branch angle traits under different intensities of competition" ppt
Ngày tải lên :
08/08/2014, 14:22
... production site of the Ontario Ministry of Natural Resources in the northeastern section of Algonquin Park To be used for seed sources for the present study, trees had to be clear of any sign of insect ... part of the branch at the insertion point of the branch, was measured on one branch selected at random on the 1989 whorl of 1282 trees located within two replicates of each combination of two ... determining the biomass of stems, branches and needles Because of the large amounts of material collected, a sub-sampling procedure was adopted First, the fresh mass of the entire stem and of all the branches...
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Báo cáo khoa học: "Interactive effects of waterlogging and irradiance on the photosynthetic performance of seedlings from three oak species displaying different sensitivities (Quercus robur, Q petraea and Q rubra)" docx
Ngày tải lên :
08/08/2014, 18:21
... maintenance of high photochemical efficiency of photosystem II and occurrence of stomatal patchiness Tree Physiol 13, 107119 Epron D, Drcycr E (1993) Compared effects of drought on photosynthesis of adult ... DISCUSSION on the photosynthetic performance of leaves of the three species Seedlings from the three oak species displayed significant differences in photosynthetic performance, similarly to what ... detailed discussion on this issue lies beyond the aims of our experiment Effects of waterlogging on growth and photosynthetic performance of leaves: comparison among species Waterlogging induced...
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Performance of upflow anaerobic sludge blanket reactor treating municipal wastewater at different hydraulic retention times
Ngày tải lên :
28/11/2015, 13:44
... Evaluation of performance of UASB reactor during start-up 1.2.2 Task 2: Study on the performance of the UASB reactor under different HRTs 1.2.3 Task 3: Study on the sludge profile along ... AND ALKALINITY OF INFLUENT AND EFFLUENT IN UASB 105 4.10 SLUDGE PROFILE IN UASB AT 16 H HRT 107 4.11 SLUDGE PROFILE OF UASB AT H HRT 111 4.12 SLUDGE PROFILE OF UASB AT H HRT ... PROFILE OF UASB AT H HRT 113 4.13 SLUDGE PROFILE OF UASB AT H HRT 115 4.14 PERFORMANCE OF UASB UNDER FIXED HRT 116 4.15 PERFORMANCE OF UASB UNDER ALTERNATING HRT (4-6HRS) 119...
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Performance of entrained flow and fluidised bed biomass gasifiers on different scales
Ngày tải lên :
02/08/2016, 09:35
... net efciencies of both gasication technologies at different scales are summarised in Fig Despite the technical differences and the different process parameters, the performances of entrained ow ... downscaling of the entrained ow technology still offers an efciency in the range of uidised bed gasiers The total auxiliary power demand of both gasier types is similar The power consumer of each ... efciencies and investment costs of both gasication technologies the production costs are only marginally different for gasiers of the same scale If different investment costs of the gasication technologies...
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Báo cáo y học: "Revision of late periprosthetic infections of total hip endoprostheses: pros and cons of different concepts"
Ngày tải lên :
26/10/2012, 09:53
... small numbers in the form of a biofilm and are also often in a sessile state that is characterized by a slow rate of reproduction [8,10-13] An analysis we carried out of 110 infected hip and knee ... cement of the spacer is not intended as a means of fixing the prosthesis so the mechanical characteristics of the cement is not of primary importance at this stage Thus, large amounts of antibiotics ... studies with a high level of evidence It is for this reason that the following aspects of two-stage revision have been treated very differently by different groups: the type of antibiotic used in...
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Consumer acceptance of cheese,influence of different testing conditions
Ngày tải lên :
03/04/2013, 21:07
... a percent of N ¼ consumers who answered this particular question The effect of product is also significant (p ¼ 0:01), which means that type of cheese significantly influenced the rating of liking ... indicating no effect of the order of the testing situation Table shows data from the in-home testing The majority of the consumers (80%) tasted the cheese samples without any kind of bread, while ... occurs regardless of time, place, alcohol or snacks Appetite, 15, 89–101 de Castro, J M., & de Castro, E S (1989) Spontaneous meal patterns of humans: influence of the presence of other people American...
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Performance of Modern Techniques for Rating Model Design
Ngày tải lên :
16/04/2013, 20:00
... limit, Maximum no of runs, Number of times to randomise weights, Size of training, test and validation sets) Topology (Number of inputs neurons, Number of hidden layers, Number of hidden neurons ... = MSE (λ ) ⋅ S (λ ) 1− N Performance of modern techniques for rating model design where S (λ ) denotes the number of weights of model λ Note that they are slightly different for small sample ... the N m −1 neurons of the previous layer by a set of weights ωij , j = N m −1 The output y im of the neuron I i belonging to the layer m is a function of the weighted sum of the output coming...
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Radio Link Performance of Third Generation (3G) Technologies For Wireless Networks
Ngày tải lên :
26/04/2013, 11:15
... burst One source of co-channel interference, de-correlated in time with frequency offset One source of adjacent channel interference, de-correlated in time with 200 kHz of frequency offset One time ... burst One source of co-channel interference, de-correlated in time with frequency offset One source of adjacent channel interference, de-correlated in time with 200 kHz of frequency offset [ET99a] ... burst One source of co-channel interference, de-correlated in time with frequency offset One source of adjacent channel interference, de-correlated in time with 200 kHz of frequency offset One time...
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PERFORMANCE OF A COMBINED CONSTRUCTED WETLAND SYSTEM FOR TREATING VILLAGE SEWAGE IN LAKE DIANCHI VALLEY
Ngày tải lên :
05/09/2013, 08:40
... objective: (1) the long term performance of demonstration system treatment of village sewage (2) the performance of demonstration systems when suffering the impulse load of stormwater and its effect ... resist the impulse load of stormwater and had a good capacity to reduce the large amounts of pollutants brought by the stormwater runoff in a short time Table Removal performance of the constructed ... the design requirement - 53 - Journal of Water and Environment Technology, Vol.2, No.2, 2004 Table Removal performance of constructed wetland system treatment of village COD TN NH4+-N TP Average...
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Evaluation of different weather files on energy analysis of buildings
Ngày tải lên :
05/09/2013, 15:28
... data have on the accuracy of the energy demands of a rather large complex of buildings To this aim, the energy demands of the buildings of the Aristotle University of Thessaloniki Campus were ... category of building complexes Group of Buildings Kindergarten Faculty of Education Central Library Administrative Building Faculty of Veterinary Medicine Faculty of Philosophy Faculty of Engineering ... group of buildings is that of the Engineering School, followed by that of the School of Natural Sciences and of Philosophy This was expected, since these groups are the largest ones in terms of...
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Experimental study on the performance of a prism-shaped integrated collector-storage solar water heater
Ngày tải lên :
05/09/2013, 15:28
... difference of around 3% for the most of the day In both comparisons, the experimental study gives lower values for most hours of the day, which may be attributed to different kind of thermal ... for different hours of the day The total stored energy on the 18 August was found to be 105.92 MJ/m3 with a temperature increase during working hours of 25.2˚C (from 19.2˚C to a maximum of 44.4˚C) ... theoretical results of [1] in June Figure 10 The time variation of solar radiation and stored energy of the present experimental study in August and the theoretical results of [1] in June ISSN...
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Hydrodynamic and performance of low power turbines: conception, modelling and experimental tests
Ngày tải lên :
05/09/2013, 15:28
... Figure Variation of discharge and binary with two and three pistons of double or single effect out of phase of 90º and 120º 3.2 Positive displacement pumps This engine consists mainly of a chamber ... contributed to the development of this research work, allowing components of computational dynamic and laboratorial investigation associated to the performance of turbines of several types to be developed ... movement of a piston throughout the rotation of the shaft of a generator can be made by a known mechanism as handle and rod, presented in (Figure 5) Figure Relations about linear movement of the...
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Ecological performance of a generalized irreversible Carnot heat engine with complex heat transfer law
Ngày tải lên :
05/09/2013, 15:28
... (∆T n ) [57] One of aims of finite time thermodynamics is to pursue generalized rules and results In this paper, on the basis of Ref [51], the optimal ecological performance of a generalized ... the optimal ecological performance of endoreversible Carnot heat engine with different heat transfer laws ( m ≠ , n ≠ , q = , Φ = ), the optimal ecological performance of the Carnot heat engine ... the efficiency of rate processes: power and efficiency of heat engines J Chem Phys., 1978, 69(9):3898-3906 [40] Chen L, Sun F, Wu C Influence of heat transfer law on the performance of a Carnot...
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Indoor tests to investigate the effect of brine depth on the performance of solar still
Ngày tải lên :
05/09/2013, 16:10
... The objective of this work is to investigate the effect of brine depth on the productivity and efficiency of solar still under laboratory conditions Table shows a summary of some of the studies ... flux to the basin of the still The dimension of each one of the three heaters is 66×21.5 cm Each heater is manufactured by twisting a wire with resistance of 2.5 (Ω /m) on a piece of mica with thickness ... inflation of the mica as it becomes heated during the operation The three heaters were connected in series to supply a total current of 4.5 A, a voltage of 220 V and a total power flux of approximately...
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Experimental study of operation performance of a low power thermoelectric cooling dehumidifier
Ngày tải lên :
05/09/2013, 16:10
... respectively He is a professor of School of Energy and Environment, Hebei University of Technology Since from 2005, he has taken as the dean of School of Energy and Environment of HBUT His work focus ... processes under different input powers of the thermoelectric module Figure compares the variations of COP under different input powers of the thermoelectric module It can be seen that the COP of the TED ... the performance improvement of the present TED In contrast, the COP of conventional dehumidifiers usually ranges from 0.7 to 1.3 [15] On the other hand, at present the figure of merit (ZT) of...
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Optimization of design and operating parameters on the year round performance of a multi-stage evacuated solar desalination system using transient mathematical analysis
Ngày tải lên :
05/09/2013, 16:11
... is refined latent heat of vaporization of water at the condenser surface of last stage (J/kg), h fgNs is latent heat of vaporization of water at the condenser surface of the last stage (J/kg), ... sensitivity of membranes to fouling problems It has been estimated by that the production of 1000 m3 per day of freshwater requires 10,000 tons of oil per year [1] Considering the energy costs of recent ... months of January to June Figure shows the variation of global solar radiation and the ambient temperature for the months of July to December The maximum radiation occurs in the month of March of...
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