Big Chemical Encyclopedia

Chemical substances, components, reactions, process design ...

Articles Figures Tables About

DISPLAY, description

Pattern Recognition. The application of computers to build descriptive or predictive models (i.e., find patterns) of information from input datasets. The techniques of pattern recognition overlap those used in statistics, chemometrics, and data mining, and include data display, description, and reduction, unsupervised methods such as cluster analy-... [Pg.408]

A BioAssay summary displays descriptive information and a summary of fhe assay resulfs. This includes an overview and background of what the assay attempts to achieve, the assay protocol utilized, references, definition of all reported assay outcomes, indication of the primary result fields, and explanation of the criteria used when considering samples as active or inactive. One can use the Related BioAssay, Depositor" link to find additional screening performed for a particular assay project. An example bioassay summary is depicted in Figure 12.5. [Pg.229]

The upper part (rows 3 to 11) of Exhibit 27.6 displays descriptive statistics of the cumulative return for the three horizons 3, 5, and 10 years. All values are annualized. They can be used to study the performance of a buy-and-hold strategy. [Pg.845]

The percentual number of displayed descriptions for the Tcrit — 5 sec is following ... [Pg.1934]

Referring to Figure 5.11, the user is initially required to type or select choices in the General Information box towards the top left hand comer of the display. Descriptions for the test to be analysed can be typed and the Data and Unit Files selected. The Data File is specific to the type of analysis. [Pg.232]

We have found that display of nuclear trajectories and the simultaneous evolution of charge distributions to yield insightful details of complicated processes. Such descriptions also map more readily to the actual experimental conditions than do the more conventional time-independent scattering matrix descriptions. [Pg.237]

The ROSDAL (Representation of Organic Structures Description Arranged Linearly) syntax was developed by S. Welford, J. Barnard, and M.F. Lynch in 1985 for the Beilstein Institute. This line notation was intended to transmit structural information between the user and the Beilstein DIALOG system (Beilstein-Ohlme) during database retrieval queries and structure displays. This exchange of structure information by the ROSDAL ASCII character string is very fast. [Pg.25]

For a detailed description of the degrees of severity of the ratings, see NFPA 704. Table 26-4 shows the system for identification of hazards. Figures 26-1, 26-2, and 26-3 show examples of arrangements for display of the NFPA 704 Hazard identification System. [Pg.2274]

Given the advanced state of wave-profile detectors, it seems safe to recognize that the descriptions given by such an apparatus provide a necessary, but overly restricted, picture. As is described in later chapters of this book, shock-compressed matter displays a far more complex face when probed with electrical, magnetic, or optical techniques and when chemical changes are considered. It appears that realistic descriptive pictures require probing matter with a full array of modern probes. The recovery experiment in which samples are preserved for post-shock analysis appears critical for the development of a more detailed defective solid scientific description. [Pg.67]

You will note that in this example, more than one job description applies to several of the elements, indicating potential overlap at the same time, some other elements display no clearly definable responsibility, suggesting a posable... [Pg.89]

Other important considerations in the design of an IRS are the data storage and analysis requirements. These need to be considered early in the design of the system if it is to be used to research and display trends effectively. For example, in addition to the answers to specific questions, the accident data analyst may wish to make use of free text descriptions of the circumstances of the accident. This implies that a text-based retrieval system will be required. [Pg.252]

Once the worker has a display which enables the whole furnace unit to be monitored at a glance, it is then necessary to supply more detailed information on each individual furnace. This display should represent the process in a way which facilitates comprehension of the heat transfer stages and provides all relevant information required to fulfill the objecHves of safe and efficient firing. Figure 7.17 presents a recommended graphic display at a more detailed level of system description. [Pg.336]

To aid you in this process, a description of the current link appears in the status display at the bottom of the screen while a job is running ... [Pg.332]

Display water as a ball-and-spoke model. How many different vibrations are there Explain. One after the other, animate these vibrations. For each, record the vibrational frequency and provide a description of the atomic motions. What appears to be easier (lower frequency), motions primarily associated with bond stretching or with angle bending ... [Pg.254]

The paper is oiganized to describe, first, the materials that have been used in OLEDs, then the device structures that have been evaluated. After a description of the methods used to characterize and evaluate materials and devices, we summarize the current stale of understanding of the physics of device operation, followed by a discussion of the mechanisms which lead to degradation and failure. Finally, we present the issues that must be addressed to develop a viable flat-panel display technology using OLEDs. Space and schedule prevent a comprehensive review of the vast literature in this rapidly moving field. We have tried to present... [Pg.219]

The initial set of experiments and the first few textbook chapters lay down a foundation for the course. The elements of scientific activity are immediately displayed, including the role of uncertainty. The atomic theory, the nature of matter in its various phases, and the mole concept are developed. Then an extended section of the course is devoted to the extraction of important chemical principles from relevant laboratory experience. The principles considered include energy, rate and equilibrium characteristics of chemical reactions, chemical periodicity, and chemical bonding in gases, liquids, and solids. The course concludes with several chapters of descriptive chemistry in which the applicability and worth of the chemical principles developed earlier are seen again and again. [Pg.482]

We begin the comparison of experimental data with predictions of the conventional theory for results related to flow of incompressible fluids in smooth micro-channels. For liquid flow in the channels with the hydraulic diameter ranging from 10 m to 10 m the Knudsen number is much smaller than unity. Under these conditions, one might expect a fairly good agreement between the theoretical and experimental results. On the other hand, the existence of discrepancy between those results can be treated as a display of specific features of flow, which were not accounted for by the conventional theory. Bearing in mind these circumstances, we consider such experiments, which were performed under conditions close to those used for the theoretical description of flows in circular, rectangular, and trapezoidal micro-channels. [Pg.107]

The Brueckner-reference method discussed in Section 5.2 and the cc-pvqz basis set without g functions were applied to the vertical ionization energies of ozone [27]. Errors in the results of Table IV lie between 0.07 and 0.17 eV pole strengths (P) displayed beside the ionization energies are approximately equal to 0.9. Examination of cluster amplitudes amd elements of U vectors for each ionization energy reveals the reasons for the success of the present calculations. The cluster operator amplitude for the double excitation to 2bj from la is approximately 0.19. For each final state, the most important operator pertains to an occupied spin-orbital in the reference determinant, but there are significant coefficients for 2h-p operators. For the A2 case, a balanced description of ground state correlation requires inclusion of a 2p-h operator as well. The 2bi orbital s creation or annihilation operator is present in each of the 2h-p and 2p-h operators listed in Table IV. Pole strengths are approximately equal to the square of the principal h operator coefiScient and contributions by other h operators are relatively small. [Pg.48]

For a detailed description of spectral map analysis (SMA), the reader is referred to Section 31.3.5. The method has been designed specifically for the study of drug-receptor interactions [37,44]. The interpretation of the resulting spectral map is different from that of the usual principal components biplot. The former is symmetric with respect to rows and columns, while the latter is not. In particular, the spectral map displays interactions between compounds and receptors. It shows which compounds are most specific for which receptors (or tests) and vice versa. This property will be illustrated by means of an analysis of data reporting on the binding affinities of various opioid analgesics to various opioid receptors [45,46]. In contrast with the previous approach, this application is not based on extra-thermodynamic properties, but is derived entirely from biological activity spectra. [Pg.402]


See other pages where DISPLAY, description is mentioned: [Pg.98]    [Pg.155]    [Pg.1932]    [Pg.1933]    [Pg.98]    [Pg.155]    [Pg.1932]    [Pg.1933]    [Pg.115]    [Pg.72]    [Pg.55]    [Pg.203]    [Pg.116]    [Pg.35]    [Pg.324]    [Pg.403]    [Pg.330]    [Pg.1193]    [Pg.705]    [Pg.241]    [Pg.120]    [Pg.384]    [Pg.192]    [Pg.388]    [Pg.165]    [Pg.112]    [Pg.145]    [Pg.42]    [Pg.97]    [Pg.1532]    [Pg.10]    [Pg.21]    [Pg.141]    [Pg.306]   
See also in sourсe #XX -- [ Pg.44 , Pg.47 ]




SEARCH



Descriptive displays

Descriptive displays

© 2024 chempedia.info