towards the role of genes
Advances in Neuro-Information Processing docx
... rise are time constants of the rise and fall of an individual PSP; A is the PSP's amplitude; the parameter synapse represents the type of the activity of the synapse from the neuron j to neuron ... [2], thereby supporting the hypothesis put forward by Yonelinas Becker also examined the influence of neurogenesis in the dentate gyrus (DG) region of the hippocampus on the acquisition of novel ... 200[ms], and the duration of the long-term procedure is set to 400[ms] The number of initial neurons is 30, and the maximum number of neurons in the DG network is 100 The number of initial connections...
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Báo cáo hóa học: " Research Article Existence and Stability of Antiperiodic Solution for a Class of Generalized Neural Networks with Impulses and Arbitrary Delays on Time Scales" ppt
... using the method of coincidence degree theory, we obtain the existence of the anti-periodic solutions of system 1.1 In Section 4, we give the criteria of global exponential stability of the anti-periodic ... stability of anti-periodic solutions of system 1.1 by using the method of coincidence degree theory and Lyapunov functions The initial conditions associated with system 1.1 are of the form x0 ... However, to the best of our knowledge, there are few papers published on the existence of anti-periodic solutions to neural networks with impulse The main purpose of this paper is to study the existence...
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Báo cáo hóa học: " Use of Time-Frequency Analysis and Neural Networks for Mode Identification in a Wireless Software-Defined Radio Approach" pptx
... (closeness of Bluetooth) and d > m (closeness of WLAN), the features are very similar to the ones of the nearest source, then the classifiers deduce the presence of only one standard instead of two ... configuration, the output of the classifiers is a two-bit variable giving one of the four possible classes (see Section 4.3); the variable represents the mode present in the environment The number of levels ... According to the distribution profile for any signal of fixed length and moving on the time axis, the WV transform of a signal s(t) increases up to the middle of the time window, then it decreases...
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Báo cáo hóa học: "Research Article µ-Stability of Impulsive Neural Networks with Unbounded Time-Varying Delays and Continuously Distributed Delays" doc
... Obviously, the μ-stability analysis of the equilibrium point x∗ of system 2.1 can be transformed to the μ-stability analysis of the trivial solution y of system 2.5 For completeness, we first give the ... notations AT and A−1 mean the transpose of A and the inverse of a square matrix λmax A or λmin A denote the maximum eigenvalue or the minimum eigenvalue of matrix A I denotes the identity matrix with ... ensure the μ-stability of the addressed systems are derived in terms of LMIs, which can easily be checked by resorting to available software packages The organization of this paper is as follows The...
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Báo cáo khoa học: "A Linear-time Model of Language Production: some psychological implications" doc
... c h , to t h e (such as other whether aspects the of the quantifier design psycholinguistios thus all The becomes a street The f u l l paper w i l l develop the notion of a e x t e n t t h a t ... are more local" of linear time rules out a n y s c a n n i n g o f e i t h e r message or tree corollary, "My as a c o n s e q u e n c e of these p r o p e r t i e s The f o r m of the a n s w e ... out because of earlier decisions), for the representation of linguistic context, and for the implementation of actions motivated only by grammatical convention (e.g p h e n o m e n a of combined-form...
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Báo cáo khoa học: "A Polynomial-Time Fragment of Dominance Constraints" ppt
... n is the number of variables, and k is the maximum number of dominance edges into the same node Of course, the number of irredundant solved forms can still be exponential in the size of the constraint ... log n), where n is the number of variables and k is the maximum number of dominance edges into the same node This completes the proof of Theorem 3.2: We can test satisfiability of a normal constraint ... lack of space; details can be found in the proof of Theorem in (Althaus et al., 2000) Furthermore, the maximal length of a < increasing chain of constraints is bounded by n , where n is the number...
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Báo cáo hóa học: " Research Article Implementation of a Cooperative MAC Protocol: Performance and Challenges in a Real Environment" doc
... with the same problem Since the focus of this work is the study of the benefits of cooperation between stations in the MAC layer, the study of the hidden terminal problem is out of the scope of ... at the helpers grows high enough, the arrival rate of the indigenous packets at the buffer far surpasses that of the packets received from the source stations Therefore, the rate at which the ... is used by the helper when it generates the header of the packet for the second hop in order to define the final destination of the packet (4) PktType: used to indicate the nature of the packet...
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Báo cáo hóa học: "MULTIPLE PERIODIC SOLUTIONS FOR A DISCRETE TIME MODEL OF PLANKTON ALLELOPATHY" potx
... (k)), i, j = 1,2 Then N i = (N1 , N2 ) (i = 1,2) are two different positive ω-periodic solutions of (2.3) The proof is complete With the help of Lemma 3.6 and Theorem 3.7, we have the following Corollary ... discrete analogue of system (1.2) In Section 3, motivated by the recent work of Fan and Wang [4] and Chen [3], we study the existence of multiple positive periodic solutions of the difference equations ... according to Corollary 3.8, the above system has at least two positive 100-periodic solutions Similar to the proof of Theorem 3.7, we can prove the following results Theorem 3.10 In addition to...
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Principles of artificial neural networks
... to the memory of Dr Kate H Kohn of Michael Reese Hospital, Chicago and of the College of Medicine of the University of Illinois at Chicago and to Dr Boris Vern of the College of Medicine of the ... training of ALC The training of an ANN is the procedure of setting its weights The training of the Adaline involves training the weights of the ALC (Adaptive Linear Combiner) which is the linear ... Kordylewski of the Department of Electrical Engineering and Computer Science of the University of Illinois at Chicago for his help towards the development of LAMSTAR network of Chapter 13 of this...
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Tài liệu Kalman Filtering and Neural Networks - Chapter VII: THE UNSCENTED KALMAN FILTER pdf
... divergence of the filter.4 It is these ‘‘flaws’’ that will be addressed in the next section using the UKF 7.3 THE UNSCENTED KALMAN FILTER The UKF addresses the approximation issues of the EKF The state ... augmented with the noise RVs This reduces the dimension of the sigma points as well as the total number of sigma points used The covariances of the noise source are then incorporated into the state ... in Table 7.3 The complexity of the algorithm is of order L3, where L is the dimension of the state This is the same complexity as the EKF The most costly operation is in forming the sample prior...
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Báo cáo khoa học: Dissociation/association properties of a dodecameric cyclomaltodextrinase Effects of pH and salt concentration on the oligomeric state pot
... lowered or the concentration of KCl was increased The results suggested that the effect of salts on the oligomeric state of CDase I-5 correlated with the dissociation of the dodecameric form of the ... L541 of a molecule is the major part contacting the adjacent b-strand from T50 to V54 of the other molecule in oligomerization H539 is in the center of that contact region The nitrogen (NE2) of the ... On the other hand, if the pH of the enzyme solution was elevated to 7.0 after dissociation at pH 6.0, the reverse was observed The peak corresponding to the dimeric form of the enzyme shifted towards...
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Báo cáo khoa học: The 3¢-UTR of the mRNA coding for the major protein kinase C substrate MARCKS contains a novel CU-rich element interacting with the mRNA stabilizing factors HuD and HuR ppt
... panel) Staining of the gel with ethidium bromide revealed equal loading of the gel and integrity of the RNA (lower panel) The positions of the 28S and 18S rRNAs are indicated on the left be responsible ... 2003 Fig Formation of two major complexes between Swiss 3T3 proteins and the 3¢-UTR of the MARCKS mRNA (A) The MARCKS 3¢-UTR, the stop codon UAA of the coding sequence (CDS) and the poly(A) sequence ... overexpression of HuD and HuR in fibroblasts caused a drastic stabilization of the MARCKS mRNA even when PKC was activated The identified CU-rich sequence of the 3¢-UTR of the MARCKS mRNA belongs to the AU-rich...
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Báo cáo Y học: A model for recognition of polychlorinated dibenzo-p-dioxins by the aryl hydrocarbon receptor docx
... between the mAhR model and the FixL template is the relative position of the helical connector that moves closer to the b sheet, thus reducing the size of the binding cavity entrance (Fig 3) The ... states In the case of PYP, conformational changes occur in the neighborhood of the p-hydroxycinnamoyl cromophore and are transmitted to the surface of the protein primarily through the cromophore ... central helix, highlighting the importance of this region and the ¯anking loops as the critical regulatory region of the PAS domain family [16], with the remainder of the PAS fold serving as a...
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Báo cáo khoa học: Molecular basis for substrate recognition and drug ˚ resistance from 1.1 to 1.6 A resolution crystal structures of HIV-1 protease mutants with substrate analogs pptx
... and the side chain of Lys45¢ Furthermore, P3 is Arg in CA-p2 and Thr in p2-NC As a result, the carbonyl oxygen of P3 Arg interacted with the amide of Asp29 instead of the interaction of the amide ... 7A) These differences arise from the presence of the planar peptide bond (CO-NH) in the peptide instead of the tetrahedral carbon in the reduced peptide (CH2-NH) The tetrahedral carbon in the ... those of Ile84 in the PR–p2-NC structure Similarly to the PRV82A complex, the flexibility of the P1¢ Nle side chain compensated partially for the loss of van der Waals interactions caused by the...
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Báo cáo khoa học: A truncated form of DNA topoisomerase IIb associates with the mtDNA genome in mammalian mitochondria doc
... this allows the enzyme to be imported into mitochondria, in the C- to N-terminal direction Of interest, removal of the C-terminal domain of the nuclear topo IIb also raises the pI of the enzyme ... in the C-terminal regions of the a- and b-isoforms are likely what makes this possible Consequently, truncation of the C-terminal domain may be essential for the b isoform to be targeted to the ... provided by the supplier of the antibody (SDS-gel panels and 5, respectively) Relative sizes of prestained standards run in an adjacent lane are shown at the left of the gel this, the topoisomerase...
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A CROSS-CULTURAL STUDY OF CONCEPTION ABOUT LOVE, MARRIAGE BETWEEN THE VIETNAMESE AND AMERICANS
... speak out their own ideas in the family, they began take more of advisory role in the choice of their child’s mate - Parents are beginning to listen to their children and talk to them when they make ... marriage is often decided by the couple, individuals were usually consulted on the choice of their mate Their parents not prevent of against their choice, they even get marriage and tell to their parent ... with their parents until marriage, then the couple moved to the husband's father's household The extended family arranged marriage, but individuals were usually consulted on the choice of their...
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optical properties of nanostructured metallic systems studied with the finite-difference time-domain method
... decide the timestepping At any point in space, the updated value of the H-field in time is dependent on the stored value of the H-field and the numerical curl of the local distribution of the E-field ... articles, they were of the utmost importance for achieving the objectives therein To start with, we recall some of the most important benefits on the use of the FDTD method: i Different sort of material ... recently, the study of electromagnetic fields interacting with objects of size smaller than, but of the order of, the wavelength of the field remained largely unexplored The reason was the failure,...
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Báo cáo hóa học: " A Method for Assessment of Segmentation Success Considering Uncertainty in the Edge Positions" pptx
... the list of pairs, Length(PL) is the number of pairs in the pair list, PL Es[k] is the found edge in the kth position of the pair list, and PL Ei[k] is the ideal edge in the kth position of the ... of SSR of over 0.7 The segmentation of the test image set using the edgebased algorithm provided a value for the geometric mean of SSR of between and 0.88, where most of the combinations of the ... degree of the position of a found edge to the fuzzy set which describes the position of an ideal edge; in other words, the match value of the found edge and the ideal edge Fuzzy logic fits the desirable...
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Báo cáo khoa học: "A comparison of five indirect methods for characterizing the light environment in a tropical fores" pptx
... hemispherical photographs The goals of the study were (1) to evaluate the instruments based on the consistency of their respective measurements; (2) to evaluate the instruments based on their ability to ... attached velcro closures to the bottom of the dishes, and to the tops of plastic clothespins, allowing for easy darkroom assembly The clothespins can be used to attach the metres to metal stakes ... positive way, this suggested that the greater the number of trees or basal area was, the greater the amount of incident light Because the mean density of trees and the mean basal area decrease from...
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Báo cáo y học: "Uric acid is a strong independent predictor of renal dysfunction in patients with rheumatoid arthritis" docx
... significant acceleration of the rate of loss of kidney function [42] The above studies highlight the role of UA as an independent predictor of renal dysfunction in the general population The present study ... with the use of the uricase inhibitor oxonic acid This resulted in the development of interstitial renal injury and hypertension, both of which were prevented by the use of allopurinol [12] Further ... characteristics of the sample are shown in Table The cohort consisted almost exclusively (96.0%) of people of white-British origin (reflecting the local demographic split) and most of them (71.7%)...
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