calculation of absolute entropy

Tài liệu Báo cáo " Study on Monte-Carlo calculation of peak efficiencies of the superpure Hp Ge detector (Gmx) in environmental gamma spectrometry with using MCNP4C2 " pptx

... detector efficiency based on theoretical calculations. Nowadays, the numerical calculation of efficiency of various types of gamma detectors has been a field of research. The Monte-Carlo modeling ... VNU Journal of Science, Mathematics - Physics 23 (2007) 99-104 99 Study on Monte-Carlo calculation of peak efficiencies of the superpure Hp Ge detector (Gmx) in ... 5.57 4. Conclusion The problem of photon self-absorption in gamma spectrometry of environmental samples has no simple solution because of the attenuation of photons depending on many various...

Tài liệu Báo cáo khoa học: "Unsupervised Segmentation of Chinese Text by Use of Branching Entropy" pdf

Danh mục: Báo cáo khoa học

... 0.6 0.7 0.8 0.9 1 10 100 1000 10000 100000 1e+06size(KB)recallprecision434 Proceedings of the COLING/ACL 2006 Main Conference Poster Sessions, pages 428–435,Sydney, July 2006.c2006...

Báo cáo " Calculation of Lindemann’s melting Temperature and Eutectic Point of bcc Binary Alloys " pot

Danh mục: Báo cáo khoa học

... 147 Calculation of Lindemann’s melting Temperature and Eutectic Point of bcc Binary Alloys Nguyen Van Hung*, Nguyen Cong Toan, Hoang Thi Khanh Giang Department of Physics, University of ... center of the bcc are localized in an elementary cell. Hence, the total number of atoms in an elementary cell is 2. Then if on average s is atomic number of type 1 and (2 - s) is atomic number of ... mean energy of the crystal consisting of N lattice cells is given by ()∑−+=∑=qqqqqquMsusMNq22222121)2( ωωεE, (6) where, M1, M2 are the masses of atoms of types 1 and...

Báo cáo " Calculation of dispersion relation and real atomic vibration of fcc crystals containing dopant atom using effective potential " pot

Danh mục: Báo cáo khoa học

... and phase of real vibration of atomic chain containing dopant atom have been derived. They contain Morse potential parameters characterizing vibration of each pair of atoms. Numerical calculations ... Trung Department of Physics, College of Science, VNU, 334 Nguyen Trai, Thanh Xuan, Hanoi, Vietnam Received 16 June 2008 Abstract. A new procedure for calculation and analysis of dispersion relation ... VNU Journal of Science, Mathematics - Physics 24 (2008) 223-230 223 Calculation of dispersion relation and real atomic vibration of fcc crystals containing dopant atom...

Báo cáo " Calculation of Morse Potential for Diamond Crystals. Applification to Anharmonic Effective Potential " docx

Danh mục: Báo cáo khoa học

... contained in the expressions of equation of state [1]. Therefore, calculation of the Morse potential is very actually desired, especially in XAFS theory. The calculation of Morse potential has been ... the efficiency and reliability of the present procedure in computation of the VNU Journal of Science, Mathematics - Physics 24 (2008) 125-131 125 Calculation of Morse Potential for Diamond ... The purpose of this work is to develop a method for calculation of Morse potential parameters of Diamond, an interesting crystal structure. Analytical expressions for the parameters of this potential...

Đề tài " Duality of metric entropy " potx

Danh mục: Thạc sĩ - Cao học

... secondly [T], which demonstratesa form of duality involving some measures of the size of entire sequences(ek(u)), (ek(u∗)).The proof of the theorem consists of three parts. The first part is ... first step of the proof of the main theorem is a duality result involvingthe parameter γ instead of a universal constant α. The following lemma is acombination of two statements, the first of which ... inequality we used (6) of Corollary 6.For the proof of the other side of the inequality in the main theorem wehave a different condition on the sequence to make this type of argument work.Again,...

Báo cáo "A new formulation for fast calculation of far field force in molecular dynamics simulations " ppt

Danh mục: Báo cáo khoa học

... simulations often require high calculation cost. The most intensivepart of MD is calculation of Coulombic force among particles (i.e. atoms and ions). In naive direct-summation algorithm, cost of the ... performance of FMM on GRAPE.In this paper we describe our new formulation to speed up far field force calculation – a sig-nificant calculation part of FMM on GRAPE. Remaining parts of the paper ... evaluation of it takes rather big fraction of the overall calculation time [10].If we can convert a set of potential values into a set of pseudoparticles at marginal calculation cost, force from those...

Báo cáo khoa học: "Domain Adaptation of Maximum Entropy Language Models" potx

Danh mục: Báo cáo khoa học

... domain, given a large corpus of out -of- domain training data and a small corpus of in-domain data. The main contribution of this∗Currently with Tallinn University of Technology, Esto-niapaper ... test data, often a small amount of speechdata is human-transcribed. A LM is then builtby interpolating the models estimated from largecorpus of written language and the small corpus of transcribed ... interpolated ME models.2 Review of Conditional Maximum Entropy Language ModelsMaximum entropy (ME) modeling is a frameworkthat has been used in a wide area of natural lan-guage processing...

molecular dynamics calculation of critical point

Danh mục: Vật lý

... forms of EOS. Molecular Dynamics Calculation of Critical Point of Nickel 11In Eq. (1), D is the total dissociation energy, rεis the equilibrium distance,and b is a constant, with values of ... axis of the calculation domain (39.66 nm at roomtemperature). It is seen that the ﬂuctuation of density at state b is largerthan those at the other two states, indicating the coexistence of gas ... are calculated from the statisticalanalysis of positions, velocities, and forces of the molecules at locations of interest. With very few assumptions of the material properties and the pro-cess,...

steinmetz cp theory and calculation of transient electric phenomena and oscillations

Danh mục: Điện - Điện tử

... viiiPREFACEorsteepwavefronts,therebylimitingtheusefulness of thetheoreticalinvestigation,andmakesthe calculation of manyim-portant phenomena,suchasthedetermination of thedangerzone of steepwavefronts,theconditions of circuitdesignlimit-ingthedanger ... circuit..13178.Capacityshuntingapart of thecontinuous-current circuit.Derivation of equations.13379.Calculations of numericalexample.13680.Discussions of theelimination of currentpulsationsbyshuntedcapacity.13781.Example of elimination of pulsationfrom ... conductance.9.Magnitude of resistance,inductance andcapacityinin-dustrialcircuits.Circuits of negligiblecapacity.10. Gradualchange of circuit conditionsin acircuit of negli-giblecapacity.Effect of capacityinallowingasuddenchange of circuitconditions,causingasurge of energybetweenmagneticand...

báo cáo hóa học: "Use of information entropy measures of sitting postural sway to quantify developmental delay in infants" pdf

Danh mục: Điện - Điện tử

... types of entropy (approximate entropy and symbolic entropy) and 3parameters for each (approximate entropy has m, r, andlag; symbolic entropy has number of threshold values,position of threshold, ... number of thresholds used in the calculation of sym-bolic entropy, optimization of the actual threshold values,and further exploration of non-symmetric thresholds.Additionally, there are other entropy ... )}111 110 100 000 000 001 011 111{}76400137 Entropy calculationsFigure 2 Entropy calculations. Entropy calculations: A. time series data. B. Approximate entropy counts similar vectors; here two...

Báo cáo hóa học: " On calculation of eigenvalues and eigenfunctions of a Sturm-Liouville type problem with retarded argument which contains a spectral parameter in the boundary condition" pot

Danh mục: Hóa học - Dầu khí

... Bayramov Journal of Inequalities and Applications 2011, 2011:113http://www.journalofinequalitiesandapplications.com/content/2011/1/113Page 7 of 9 RESEARCH Open AccessOn calculation of eigenvalues ... Bayramov: On calculation of eigenvalues and eigenfunctions of a Sturm-Liouvilletype problem with retarded argument which contains a spectral parameter in the boundary condition. Journal of Inequalities ... λn)=O1n.Şen and Bayramov Journal of Inequalities and Applications 2011, 2011:113http://www.journalofinequalitiesandapplications.com/content/2011/1/113Page 6 of 9 Proof. To prove this, it is enough...

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

Danh mục: Hóa học - Dầu khí

... evaluation of the inﬂuence of jitter (as well of other levels of noise and their combinations) in theperformance of the PDA and HNRSr would require extensivetests and is out of the scope of this ... implementation of (28)wasperformedbysetting a sampling frequency of 22050 Hz, a fundamentalfrequency of 150 Hz (yielding 147 samples per period), andM= 300, to produce an approximate of 2 seconds of synthesized ... spite of using estimated values forthe pulse amplitudes.Both facts can be explained by the presence, in any pulse of the signal, of the decaying tails of previous pulses. Thissummation of tails...