Design by nature

3D animation software is extensively used to create graphics for special effects sequences in live-action films, in animated feature film production and for the generation of computer games and virtual reality content. It is a commonly held view within the computer graphics community that 3D animation software is ―just another tool‖ for self-expression. This research questions that view by examining the inherent nature of the tool itself. In doing so, some of the philosophical assumptions embedded in the design of the new digital tool are revealed.

99p runthenight05 01-03-2023 6 2   Download

Different pathways of bilayer disruption by the structurally related antimicrobial peptides cecropin B, B1 and B3, revealed by surface plasma resonance analysis of immobi-lized liposomes, differential scanning calorimetryof peptide– large unilamellar vesicle interactions, and light microscopic analysis of peptide-treated giant unilamellar vesicles, have been identified inthis study.

10p tumor12 20-04-2013 39 3   Download

Amathematicalmodel hasbeendevelopedtostudy theeffect of external tryptophan on the trp operon. The model accounts for the effect of feedback repression by tryptophan through the Hill equation. We demonstrate that the trp operonmaintains an intracellular steady-state concentration in a fivefold range irrespective of extracellular conditions. Dynamic behavior of thetrp operon corresponding to varying levels of extracellular tryptophan illustrates the adaptive nature of regulation.

8p fptmusic 16-04-2013 49 4   Download

Another class of linear codes, known as Convolutional codes. We study the structure of the encoder. We study different ways for representing the encoder.Convolutional codes offer an approach to error control coding substantially different from that of block codes. A convolutional encoder: encodes the entire data stream, into a single codeword. does not need to segment the data stream into blocks of fixed size (Convolutional codes are often forced to block structure by periodic truncation). is a machine with memory.

20p doanhung_dtvtk10 24-03-2013 50 5   Download

The 3D structure of a complex formed by the acidic fibroblast growth fac-tor (FGF-1) and a specifically designed synthetic heparin hexasaccharide has been determined by NMR spectroscopy. This hexasaccharide can sub-stitute natural heparins in FGF-1 mitogenesis assays, in spite of not indu-cing any apparent dimerization of the growth factor.

12p inspiron33 23-03-2013 37 4   Download

Ca 2+ , as a messenger of signal transduction, regulates numerous target molecules via Ca 2+ -induced conformational changes. Investigation into the determinants for Ca 2+ -induced conformational change is often impeded by cooperativity between multiple metal-binding sites or protein oligomeriza-tion in naturally occurring proteins.

14p vinaphone15 28-02-2013 37 3   Download

Efforts to isolate carrier protein-mediated synthases from natural product-producing organisms using reporter-linked post-translational modification have been complicated by the efficiency of the endogenous process. To address this issue, we chose to target endogenous phosphopantetheinyl transferases (PPTases) for inhibitor design to facilitate natural product syn-thase isolation through a chemical genetics approach.

12p vinaphone15 25-02-2013 32 3   Download

The induction hypotheses Application to endoscopic and stable expansions Cancellation of p-adic singularities Separation by infinitesimal character Elimination of restrictions on f Local trace formulas Local Theorem 1 Weak approximation Global Theorems 1 and 2 10. Concluding remarks Introduction This paper is the last of three articles designed to stabilize the trace formula. Our goal is to stabilize the global trace formula for a general connected group, subject to a condition on the fundamental lemma that has been established in some special cases.

106p tuanloccuoi 04-01-2013 66 6   Download

Virtual private networks (VPNs) are another feature that firewalls have quickly adopted. Firewalls, by the very nature of their placement in the network design, represent a natural device to provide termination for LAN-to-LAN and in some cases remote-access VPNs.

5p chutieuchuathieulam 23-07-2010 146 15   Download