SCIENTIFIC ABSTRACT DEVINGTAL, YU. V. - DEYGEN, M. F.

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CIA-RDP86-00513R002200630001-7
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December 31, 1967
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SCIENTIFIC ABSTRACT
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USSR UDC: 8.74 DEVINGTAL' Yu. "On Solution of a Recognition Problem by Means of a Given System of Tags" Uch. zaD. Perm. un-t (Sci-ritific Notes. Perm' University), 1971, 259, pp 4-lo (from RZh-Ki-bernetika, No 1, Jan 72, Abstract Ito 1V1083) Translation: The paper introduces the concept of a tag and distance between tags. A definition is given for the norm in a space of objects, an&some recognition algorithms are considered which account for small errors in the measurement of parameters. Author's resume'. 61 USSR UDC: 8.74 ABUSEV, R. A. , DEVINGTAL _Y!k.._1. "On One Approach to Selecting the Number of Gradations of Tags and Their Bounds for Coding Objects in Pattern Recognition" Uch. zap. Perm. un-t (Scientific Notes. Perm' University), 1971, No 259, pp 20-30 (from RZh-K-iberneti-ka, No 1, Jan 72, Abstract No IV10101) Translation: The following problem is considered. There are two classes, A, and A2, of objects. Each object rCA,1.JA. is described by n tags X III. X(27 ..., XV11. The a priori distributions of probabilities p IA,). p (A.) of anpear- ance of the classes are known, as is the probability density function of the k-th ta& for the i-th class li(x(ki) (i=1,2: k=l.n) . it is reauired to determine the least number of gradations of different tags, and bounds of gradations when the number of gradations is given. The problem reduces to conversion of an initial description S to a new and simpler description S*.. Selection of the transformation s--F(S) is based on the following considerations: 1) the new description S* must be simple and economical; 2) losses of information in transition from S to S* must be insignificant. Illustrative eyamples are given. V. Mikheyev. 62 ussl~ UDC: 8-7h ABUSE-7, R. A. DF~7T-;G-,~L' Yu. V. "Results of Experimenta on Selecting a Minimum Description in Pattern Recognition" Uch. za-D. Pern. ur-t (Scientific Notes. Perm' University) 1,071 ,To 2r9, PP 31-35 (fror. RZh-IlEibernetika, No 1, Jar. 72, Abstract No 1VIC92) 'Translation: Let there be 11, objects of class A and N.2 objects of class B. Furthermore, let each object from classes A and B be described by tags xi, x2. .-. x,, . An object may be treated as apoint in n-dimensional -Euclidean space,,ard the classes A. and B as certain sets of points in this space. The problem of instruction in classification of objects from classes A and B consists in construct F- resolving function -which J. 'in is aptir:ar, in some sense. it is assumed (as is ~he case in practical problems) that the number it of tags is fairly great,. or neasurements of values of certain tags involve considerable expen-Oitures or technical difficulties. In Al a minimum d -ses, i. e. the prob- either case, the probl- of es&ription ar~ lem of selecting from azzong the tags the most informative ones (in Some 112 USSR ABUSEV, R. A., DEEVINGTAL', Yu. V., Uch. zan. Perml un-t,1971, No 25-93 PP 31-35 sense), the number of tags selected being m4n. A co=on disadvanta.-e of conventional algorithms for minimizing a description is that they are cum- bersome and involve considerable expenditures of time for computer reali- zation. Solution of the problem, can be considerably accelerated by an algorithm for selecting information.tags by coefficients of the separating ~hyperplane. It is assumed in this-algorithm that the absolute values of the coefficients of the separating hyperplane are proportional to the relative informativeness of the corresponding tags. The authors give the results of expcriments on evaluating the informativeness of' tags by three methods of this type: coefficients ofthe separating hyperplane, A. G. Frantsuz's method, and Yu. I. Neymark's method. ~E. Vagner. 2/2 -6-3 - ---------- USSR UDC 537.312.62 SAVITSKIY, Ye. M., DEVINGTAL', Yu. V., and GRIBULYA, V. B_ "'Recognition of Metal Compounds of the Composition A B by Electronic Computer" 3 Problemy SverkhprovodyashchiL-h Haterialov [Problems of Superconducting Ma- Collection of Works], Moscow,, Nauka Press, 1970, pp 39-50 Translation: Many, superconductors are compounds- of the stoicKiometric compo- sition A.B. These include superconductor.% with. the highest transition temp perature to the superconducting state. It is- known that some of these com- pounds are forned between low-mmelting and refractory~ components, in a peritectic reaction, which-nakes- their experimental production quite difficult. There is th-crefore interest in determination of the characteristics or criteria for the i)resence of such compounds-. The use of recognition methods. -mainly using computers, allowed certain empirical criteria both for the presence Iof'these compounds.and for methods of their formation to be found. Furthermore..' these criteria alloisr the pre- sence or absence of an area of homogenei ty,,in tFLe conc entration interval to he indicated. Examples are presented of recognition of superconducting compounds by computer. I figure; 9 tables; 10 biblio. refs. USSR VDC 678-762.3-134-535.002.612 DEWERTS, E. YA., IZY.AYL40VA, L. V., and.P*OYSEYEV, V. "Properties of an Isoprene-Nitrile Copolymer" Moscow, Kauchuk i Rezina, No 12. t972, pp 22-23 Abstracti A copolymer of isoprene and acrylonitrile (copolymer-30) is com- pared with another copolymer (copolyrer-26m).. Copolymer-30has much less stability than copolymer-26m toward rolling:at high temperatures, though at lower temperatures their stability issUilar. An essential advantage of mixtures based on copolymer-30 over copolymer-26m is In the higher adhesion. The rates of vulcanization of both are similar unfilled rubber from copoly~ ner-30 has high tensile strength.and is comparable to~unfilled from isoprene rubbers Untreated rubber from COPOlYmer-30 has a very low heat resistance, making it comparable to copolymer-26m. At room temperature the elasticity of copolymer-30 Is much lower than that of copolymer-26m,,at higher temperatures up to 1000C. elasticity is comparable., Noteworthy is]the higher resistance to thera-al aging "Ef'ound in untreated rubber from copolymer-30. The elasticity of carbon black rubber from copolymer-30, is much lower than that of corresponding rubber from copolymer-26m, but when heated to 1000 C the elasticity of both is about the same. But beat resistance and resistance to thermal aging is much higher in carbon-black rubber from copolmer-30. There is also less swelling in a gasoline-benzene system(311). In other properties, .such as tensile strength and residual deformation during pressing, the carbon- black rubbers from copolymers 30 and 26m are,very similar. - lEoprene-nitrile rubbers use the same type of vulcanizing systems as do butadiene-nitrile rubbers. Also, the carbon black and the light fillers used for butadiene-nitrile rubbers can be.used for copplymer-'O mixtures. 1. . With rubber from copolymer-30 there is a significant strengthening In the presence of light, inactive fillers,,surpassing copolymer 26m in such properties as resistance to tearing$ relative:and residual lengthening. Use of-common plazticizors can Increase cold,rosistance and elasticity in co- polymer-30 mixtures, but this increase does not reach the values of plasticizer treated copolymer-26m. The primary use of copolymer-30 will be in prep4ring glue and rubber mixtures of high adhesion It can also be used for rubber manufactured articles having no need f;r high resistance to cold. 2/2 ;L USSR UDC: 539.1.071 ALEKSANDROV, 1. A., BOLOTOV, V. 1. DEVISIIEVA, M. N.,,,,2 "ITI,- SHFIT- M.-L., ISAKOV, V. V., SAMOYLOV, A. V. Spark Spectrometer-Investiga tion of a 70-G eV Particle Beam" Moscow, Atomnaya Energiya, Vol 31, No 6, Dec 71, pp S89-593 Abstract: The authors evaluate the accuracy of the theoreti- cal calculations for one of the channels of the accelerator at the Institute of Iligh-Energy Physics by comparlson with experimental measurements using a.spark -spectrometer. The initial statistics were gathered ' during graduation measurements made in an experiment to detect particles with a,fractional chargc.(quarks). In these measu.rements, the channel was adjusted to a momentuiri of 60 or 65 GeVIs witl) an average angle of emergence =11 and 0.14 mrad respectively. The magnetic spark spectrometer consists of four neon-fillcd sparl: chambers 1/2 USSR ALEKSANDROITY !. A., et al., Atformaya Energiya, Vol 32, No 6, L~'-c 71, PP 589-593 with a gap of 200 rn and a wor%ing area of 400 x 400 rrim. Between the spark chambers is an SP-12A1 mntgnet- A Rinsk-2~ computer was used in analyzin- the films. I>ifferential cross sections are dalculated for production of net-ative particles in collisions between protons and aluminum nuclei. A comparison of theoretical and eroerinnental beam characteristics shows t-hat the accuracy with vhich %the phase pamneters ot the beam ,,.-,ere calculated is fairly hiL:h and technical realization of this accuracy is feasible.. Uie re sults of calculation of the differential crons sections for negative particle p_roduction a-rce satis- factorily with the data in the literature found by another m-2thod. 'Yhe authors thank, Yu. D. Prokoshkin, responsible for initiation of this viork; V.. I. Kotov for interest in the work; and also Yu. S. Ehod~;a-ev and S. P. 1)3nisov for con- A - title structive criticism. Five figures, bibliography of ei,,nt -s. 2/2 69 - -- - ------ USSR UDC: 539.1.071 ALEKSANDROV, I. A., BOLOTOV, V. I., -77 7" SHEV, M. I., ISAKOV, V. V., SAMOYLoir, - 77. "Spark Spectrometer.Investigation of a 70-GeAr Particle Beam" Moscow, Atomnaya Energiya, Vol 31, No' 6, Dec 71, pp 589-593 Abstract: The authors evaluate the accuracy~of the theoreti- cal calculations for one of.the channels of the accelerator at the Institute of High-Energy Physics by comparison with experii-aental measurements using a spark spectrometer. The initial statistics were gathered during graduation measurements made in an experiment to detect particles with a fractional charge (quarks). In these measurements,-the channel was adjusted to a momentum of 60 or 65.GeV/s with an average angle of emergence =11 and 0.14 mrad respectively. The magnetic spark spectrometer consists of four neon-filled spark chambers 1/2 USSR ALEKSANDROV, 1. A., et al., Atomnaya Energiya, Vol 31, No 6, ELIc 71, PP 589-593 with a gap of 200 mm and a working area of 40C) x 400 im,. Between the spark chambers is an SP-1PAl maSnet. A Minsk-2 co-iliputer was used in analyziW., the films. Differential cross sections are c~alculated for production of neFantive particles in collisions between prot ons -and alunnntzn nuclei. A comparison of theoretical and experimental bean characteristics shows that the ace -uracy with which the phase parameters of the beam were calculated is fairly hiEh and technical realization.of this accuracy is feasible.~ The results of calculation of the differential cross sections for negative particle production agree satis- factorily with the data in the literature founa by another method. The authora thank Yu. D. Prokoshkin, responsible for initiation of' thl,. ~worj--., Q'r V. 1. Ynt for intemot In the work; and altm At.. 8~ Yhozlyrc%.r and S. 1-1. Denisov for con- structive criticism. Five figures bibliography of eient titles. 2/2 89 ~1/2 (311 UNCLASSI FI ED PROCESSING DATE--18SEP70 TITLE-SYNTHESIS~AND DETERMINATION OF THE LATTICE P'ARAMETERS, OF NEW OXIDES OF COMPLEX COMPOSITION WITH PEROVSKITE STRUCTURE -U- -AUTHOR-(05)-FILIPYEV, V.S.t FESENKOL' YE.G., DEVLIKANOVA, R.U., ZHAVORONKO, G-.P.v: SHVOMj YE.A. _C0UNTRY.OFlNFO--USSR ,SOURCE--IZV. AKAD. NAUK SSSR, NEORG. MATER. 1970, 6(l), 179-81 .bATE PUBLISHED ------- 70 SUBJECT AREAS--EARTH SCIENCES AND OCEANOGRAPHY a TOPIC TAGS.--MINERALi OXIDEv CRYSTAL LATTICE ONTROL MARKING--NO RESTRICTIONS :1.DOCUMENT CLASS--UNCLASSIFIED ,-PROXY REEL/FRAME--19B4/0j43 STEP NO--UR/0363/70/006/001/0179/0181 CIRC ACCESSION NO--AP0054944 UNCLASSIFHO 212 Oil UNCLASSIFIED PROCESSING DATE-18SEP70 '~CIRC ACCESSION NO--AP0054944 .,:.ABSTRACT/EXTRACT--[U) GP-0- ABSTRACT. IN THE COMPOS. CA SU~13 TA SUB2 coo SUB9 AND CA SUB3 TA SUB?- CAO SUB9 (CA-SUB4 T4 SLJ32 0 SU89), A NEW TYPE CONTRAT TO THE KNOWN OF PEROVSKITE LATTICE DISTORTION WAS OBSD. IN S TRICLINIC OISTORTION, THE.PEROVSKITE LATTICE OF THESE COMPOS. 15 ...08TAIINIED FROM A SUPPLEMENTARY MONOCLINIC OISPLACEAENIT ALONG THE LONG ~.DIAGONAL OF THE BASE. USSR UDC 632.954 DEVOCHKIN F. A. SOKOLOVA, N. P., and OZDOYEV, B. A., "The Influence of Herbicides on the Anatomic Structure of the Husks of Onions" Mosca-7, Khimiya vSel'skom Khozyastve, Vol 10, No 5, 1972, pp 45-48 Abstract: The influence of various doses of Phaloran and dacthal on cell structure in onions was studied in order to use the data in determining optimal dosages without damage to the cultivated crop. The experiment took place on the ilikhailovskoye education farm on onion cultures of the Timiryazevskiy type. Phaloran was applied in dosages of 8 and 10 kg/ha, the dacthal in dosages of 15 and 20 kg/ha. Various plots were treated with and without a peat mulch, which when used had.a thickness of 1.5 cm. The phaloran plots were treated upon the appearance of weed seed leaves; the diacthal plots 2 days after plantings of onion seeds. Jkfter harvesting, the var-lously treated onions and controls were preserved, then thoroughly examined under a microscope. In the treated onions there was apparently more cell division but the cells were smaller,.and this phenomenon was i~ direct proportion to the herbicide dosage. Apparently also the peat mulch ad- sorbed some of the herbicide, thus lessening its effect on the onion and 1/2 USSR DEVOCHKIN, F. A., et al., Khimiya v Sel'skom Khozyastve, Vol 10, No 5, 1972, pp 45-48 increasing its toxicity for weeds. Cells of the outer husks underwent greater changes, while the herbicides had a weakened effect by the time the inner husks began to grow. I.,forphologic-anatomic analysis seems to offer the possibility of determining optimal herbicide dosages with minimal damage to cultivated crops. PRO'CESSING i)ATE-20,NOV70 1/2: 017z UNCLASSIFIED--- ::':.TlTLE--TEP;P'l:RATURE FIELD OF AN INFINIJE PLATE WITH VARIABLE THERMAL PROPEPT LES -U- .~:AUTHOR- (G2)-0EWCHK INA, S.I., BROIVKIN.9, L.A. CCUNTRY OF !NFC--LSSR :.~--SCURCE-tt4Lt-.LNEL-