Changeset 730 in ntrip for trunk/BNC/bnchelp.html
- Timestamp:
- Mar 17, 2008, 11:39:46 AM (17 years ago)
- File:
-
- 1 edited
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trunk/BNC/bnchelp.html
r729 r730 86 86 3.8.4. <a href=#pause>Pause</a><br> 87 87 3.8.5. <a href=#advscript>Advisory Script</a><br> 88 3.8.6. <a href=#perflog>Performance Log ging</a><br>88 3.8.6. <a href=#perflog>Performance Log</a><br> 89 89 3.9. <a href=#mountpoints>Mountpoints</a><br> 90 90 3.9.1. <a href=#mountadd>Add Mountpoints</a><br> … … 448 448 </p> 449 449 450 <p><a name="perflog"><h4>3.8.6 Performance Log ging- optional </h4></p>450 <p><a name="perflog"><h4>3.8.6 Performance Log - optional </h4></p> 451 451 <p> 452 452 <u>Latency:</u> Latency is defined in BNC by the following equation: … … 460 460 </pre> 461 461 <p> 462 BNC can average the latencies per stream over a certain period of GPS time, the 'Performance log ging' interval. Mean latencies are calculated from the individual latencies of at most one (first incoming) observation per second. Note that computing correct latencies requires the clock of the host computer to be properly synchronized.463 </p> 464 <p> 465 <u>Statistics:</u> BNC counts the number of GPS seconds covered by at least one observation. It also estimates an observation rate from all observations received throughout the first full 'Performance log ging' interval. Based on this rate, BNC estimates the number of data gaps when appearing in subsequent intervals.466 </p> 467 <p> 468 Latencies and statistical information can be recorded in the Log file/section at the end of each 'Performance log ging' interval. Select a 'Performance logging' interval to activate this function or select the empty option field if you do not want BNC to log latencies and statistical information.462 BNC can average the latencies per stream over a certain period of GPS time, the 'Performance log' interval. Mean latencies are calculated from the individual latencies of at most one (first incoming) observation per second. Note that computing correct latencies requires the clock of the host computer to be properly synchronized. 463 </p> 464 <p> 465 <u>Statistics:</u> BNC counts the number of GPS seconds covered by at least one observation. It also estimates an observation rate from all observations received throughout the first full 'Performance log' interval. Based on this rate, BNC estimates the number of data gaps when appearing in subsequent intervals. 466 </p> 467 <p> 468 Latencies and statistical information can be recorded in the Log file/section at the end of each 'Performance log' interval. Select a 'Performance log' interval to activate this function or select the empty option field if you do not want BNC to log latencies and statistical information. 469 469 </p> 470 470
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