494 Hits in 2.6 sec

Five-year subject index

1974 IBM Systems Journal  
for banking Forecasting techniques Direct-access device simulation Skylab terminal system performance analysis Evaluation of storage hierarchies Probability for system design SORTING AND MERGING A model  ...  Large-scale interactive administrative system Net change material requirements planning Skylab terminal system performance analysis LANGUAGES Code-generation for large-language compilers Automatic generation  ... 
doi:10.1147/sj.134.0357 fatcat:pnqvxhwn5jhpho2zwnhfvakrt4

Page 513 of Journal of Aircraft Vol. 15, Issue 8 [page]

1978 Journal of Aircraft  
Integration of Hardware/Software Analysis After a sneak circuit analysis and a software sneak analysis have been performed on a system, the interactions of the hardware with the system software can readily  ...  'l**Anplication of the Software Sneak Analysis to the Terminal Configured Vehicle System,’’ Boeing Aerospace Company, Doc. No. D2-118594-1, Aug. 1976.  ... 

Page 225 of Journal of Spacecraft and Rockets Vol. 12, Issue 4 [page]

1975 Journal of Spacecraft and Rockets  
Many other types of maneuvers were performed by Skylab for gathering scientific data. Earth resources maneuvers were required to point the experiments to the earth.  ...  This procedure was time consuming, but the improved per- formance of the strapdown system operating with the six-pack RG’s allowed the system to operate without updating for long periods of time.  ... 

Attitude Control of a Spinning Skylab

1973 Journal of Spacecraft and Rockets  
small compared with other Skylab dimensions used in the analysis, it will be assumed to be zero during the initial analysis.  ...  A stability analysis is then performed, considering linear operation, and the transient characteristics of vehicle motion are determined for various choices of control parameters.  ... 
doi:10.2514/3.61869 fatcat:xivvkoa4zbg5lhtu5ksqjrczaq

Contents of Volume 13, 1974

1974 IBM Systems Journal  
McKinstry Number Two Performance analysis for the Skylab terminal system R. J. Mancini Structured design W. P. Stevens, G. J. Myers, and L. L.  ...  Page Optimizing program placement in virtual systems K. D. Ryder System/7 in a hierarchical laboratory automation system H. Cole Elements of probability for system design A. O.  ... 
doi:10.1147/sj.134.0353 fatcat:suq6qdruerb5tiyzwgdeff4f7a

Page 1418 of Psychological Abstracts Vol. 67, Issue 6 [page]

1982 Psychological Abstracts  
Accident Analysis & Prevention, 1982(Feb), Vol 14(1), 7-17. —Prolonged driving under monotonous condi- tions decreases the vigilance of the human controller and performance of the driving task.  ...  system.  ... 

Page 359 of IBM Systems Journal Vol. 9-13, Issue Cumulative Contents/Index [page]

1970 IBM Systems Journal  
performance in virtual storage Morrison, 12, 3, 216 Experimental evaluation of system performance Bard, 12, 3, 302 Interactive computer user behavior Boies, 13, 1, 2 Skylab terminal system performance  ...  in virtual storage Morrison, 12, 3, 216 Structured design Stevens, 13, 2, 115 QUEUING Single-server queuing in computing systems Chang, 9, 1, 36 Analysis of the machine interference model Ferdinand, 10  ... 

Page 205 of Journal of Spacecraft and Rockets Vol. 10, Issue 3 [page]

1973 Journal of Spacecraft and Rockets  
In the Skylab example, the lowest period corresponds to the lowest dimensionless frequency (v) that is expected in the analysis: v = 0.24 (Fig. 6), yielding t,~> 25.  ...  The LQL program’ may be used to determine optimal values for the control gains «,, 8,; by minimizing the performance index PI = | xQx + v™Rv) dt (30) 0 N A aan a ee ee ee 8 10 12 14 16 18 20 22 24 7 T  ... 

Page 5 of Bioastronautics Reports Vol. 9, Issue 7 [page]

1970 Bioastronautics Reports  
Meteoroid Protection -- NASA MSC plans to negotiate with General Electric Co., Houston, Tex. to conduct a meteoroid protection reliability analysis to de- termine probability of crew loss for the Skylab  ...  ., Contract NAS1-9664 for $45,000; participation in the science planning for the Viking 1975 missions in the area of molecular analysis.  ... 

Aviation medicine. Special forms of flight. IV: Manned spacecraft

F J Mills, R M Harding
1983 BMJ (Clinical Research Edition)  
We thank Air Commodore P Howard, commandant, RAF Institute of Aviation Medicine, for his help in the preparation of this manuscript.  ...  Faecal material was subsequently dried in a special processor and stowed for later analysis on earth.  ...  A similar system has been adopted for the Shuttle, but the urine collecting device has been designed for use by both men and women.  ... 
doi:10.1136/bmj.287.6390.478 fatcat:5mhk427zc5d2hnf6n7nqhdmnoq

velopment of the Viking Parachute Configuration by Wind-Tunnel Investigation

1974 Journal of Spacecraft and Rockets  
Index category: Structural Dynamic Analysis. * Group Engineer— Skylab Dynamics. Member AIAA. + Dynamics Engineer.  ...  The tensiometer was used as a redundant system for obtaining parachute axial load during runs with the Viking forebody in place and as the sole measurement system for parachute-alone runs.  ... 
doi:10.2514/3.62016 fatcat:7utoed6fenaedinqnwvclwbhlm

Multi-View Laser Point Cloud Global Registration for a Single Object

Shuai Wang, Hua-Yan Sun, Hui-Chao Guo, Lin Du, Tian-Jian Liu
2018 Sensors  
The simulation analysis shows that the proposed method was robust with a wide range of parameters, and the accuracy of loop-closure detection was over 90%.  ...  When the pairwise registration error was below 0.1 rad, the proposed method performed better than the three compared methods, and the global registration accuracy was better than 0.05 rad.  ...  Acknowledgments: The authors would like to thank the anonymous reviewers for their valuable comments and suggestions that have helped to significantly improve the quality of this paper.  ... 
doi:10.3390/s18113729 fatcat:3vcglchc6zgfbg2hcuqa3bq5du

Utilization of Space Stations: 1971-2006

Igor V. Sorokin, Alexander V. Markov
2008 Journal of Spacecraft and Rockets  
For this reason, research hardware on Salyut space stations and Skylab mainly consisted of, in addition to systems for medical and biological research, devices for astrophysical research: the study of  ...  RS ISS utilization for statistical analysis and securing the approval for public release of the data.  ... 
doi:10.2514/1.32772 fatcat:bp5am2guezahxnb6khddzc32xy

Historical Review of Lower Body Negative Pressure Research in Space Medicine

Mark R. Campbell, John B. Charles
2015 Aerospace Medicine and Human Performance  
Early in the U.S. space program, LBNP was devised as a way to test for orthostatic intolerance.  ...  With the development of the Skylab Program and longer duration spacefl ight, it was realized that it could provide a method of monitoring orthostatic intolerance in fl ight and predicting the post-landing  ...  Orthostatic intolerance was refl ected by early termination of LBNP (for termination parameters see Fig. 3 ), which was present on some of the LBNP trials during the fi rst week.  ... 
doi:10.3357/amhp.4246.2015 pmid:26102144 fatcat:vpqygcguhvcgzeqefuresjjrja

Cardiovascular exercise in the U.S. space program: Past, present and future

Alan D. Moore, Stuart M.C. Lee, Michael B. Stenger, Steven H. Platts
2010 Acta Astronautica  
, but approaches preflight levels later during the missions, perhaps due to performance of exercise countermeasures.  ...  Skylab data demonstrated no change in the exercise HR response during flight which would be consistent with no change in VO 2 max; however, during ISS flight exercise HR is elevated early in the mission  ...  Acknowledgments The authors wish to thank members of the NASA Exercise Physiology Laboratory for their support of both Space Shuttle and ISS exercise test data collection and  ... 
doi:10.1016/j.actaastro.2009.10.009 fatcat:de6yuvsyzrctdm2bgt5xyfnqau
« Previous Showing results 1 — 15 out of 494 results