Displaying 20 results from an estimated 305 matches for "pumps".
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2004 Nov 16
1
lme, two random effects, poisson distribution
Hello,
I have a dataset concerning slugs. For each slug, the number of
pumps per one time slot was counted. The number of pumps follows
Bi(30, p) where p is very small, thus could be approximated by
Poisson dist. (# of pumps is very often = 0)
The slugs were observed during 12 time slots which are correlated in
time as AR(1). The time slots are divided into two categories:...
2017 Jun 16
0
Help to simulate data to model pump failure use case
Hi,
I need help to simulate data to model pump's failure. Below is thought
process to simulate the data:
- For each Pump readings are captured via sensors each minute for period of
3 months. There are 10 pumps in total.
- The failure rate or occurrences of event in 3 months for each Pump is
defined. i.e Pump1 would fail 3 times in 3 months, Pump2 would fail 2 times
in 3 months, etc.
- The failure modes are defined based on the combination of below variables:
Failure modes::
-- Bearing damage -->...
2017 Jun 27
5
Please help(urgent) - How to simulate transactional data for reliability/survival analysis
Hi friends,
I haven't done such a simulation before and any help would be greatly appreciated. I need your guidance.
I need to simulate end to end data for Reliability/survival analysis of a Pump ,with correlation in place, that is at 'Transactional level' or at the granularity of time-minutes, where each observation is a reading captured via Pump's sensors each minute.
Once
2006 Jul 14
1
Micro-pump is cool idea for future computer chips
Micro-pump is cool idea for future computer chips
http://www.studyandjobs.com/Micro_pump.html
or visit
http://www.studyandjobs.com/IT_study.htm
Regards
2007 Apr 15
1
pthreads with Darwine Xcode template? (or Wine Windows message pump + sockets + threads sample)
I am trying to run the following pthread example with the Darwine
Xcode template:
http://www.llnl.gov/computing/tutorials/pthreads/samples/hello.c
from http://www.llnl.gov/computing/tutorials/pthreads/ Example Code -
Pthread Creation and Termination
But the code inside PrintHello does not appear to execute. Can you help me?
What I really need is a way to handle multiple client sockets from
code
2017 Jul 05
0
Please help(urgent) - How to simulate transactional data for reliability/survival analysis
Mark,
Below is the sampled simulated granular data format for pumps for
trial period of 3 months that I need to transform for survival
analysis:
3 months = (60*24*90) minutes i.e 129600 minutes
pump_id timings events vibration temprature flow
pump1 01-07-2017 00:00 0 3.443 69.6 139.806
pump1 01-07-2017 00:10 1...
2017 Jul 05
3
Please help(urgent) - How to simulate transactional data for reliability/survival analysis
A small example data set that illustrates your question will be of great value to those trying to help. This appears to be a transformation that you are wanting to do (timestamp to units of time) so a data representing what you have (dput() is handy for this) and one representing what you want to have with any guidance regarding how to use the other columns in you data set (e.g., the event(0/1)).
2017 Jun 28
0
Fwd: Please help(immediate) - How to simulate transactional data for reliability/survival analysis
I apologise as I had mistakenly posted this message via non- member mail. So I'm reposting it with member id. I need help in this case.
> Hi friends,
> I haven't done such a simulation before and any help would be greatly appreciated. I need your guidance.
>
> I need to simulate end to end data for Reliability/survival analysis of a Pump ,with correlation in place, that is
2017 Jun 28
1
Please help(urgent) - How to simulate transactional data for reliability/survival analysis
In principle what you need to do is the following:
- break down the time you wish to simulate into intervals.
- for each interval, and each failure mode, determine the probability of an event.
Determining the probability is the fun part, where you make your domain
knowledge explicit and include all the factors into your model: cumulative load,
failure history, pressure, temperature,
2012 Jan 19
3
RFC PATCH: bring OpenBSD stdarg in line with FreeBSD one
Having an absolute path in a #include confuses distcc''s pump mode.
Since AFAICS OpenBSD''s stdarg handling uses the builtins, I think we
should just treat it like we do NetBSD.
I don''t have an OpenBSD box to test on, though. :( Any OpenBSD
enthusiasts care to comment?
Tim.
diff --git a/xen/include/xen/stdarg.h b/xen/include/xen/stdarg.h
index 57e2c0e..cb870ac 100644
2013 Jul 10
3
[LLVMdev] unaligned AVX store gets split into two instructions
Hi,
Yes. On Sandybridge 256-bit loads/stores are double pumped. This means that they go in one after the other in two cycles. On Haswell the memory ports are wide enough to allow a 256bit memory operation in one cycle. So, on Sandybridge we split unaligned memory operations into two 128bit parts to allow them to execute in two separate ports. This is also what GCC and ICC do.
It is very
2017 Jul 04
0
Please help(urgent) - How to simulate transactional data for reliability/survival analysis
Thanks Boris and Bret,
I was successful in simulating granular/transactional data.
Now I need some guidance to transform the same data in format acceptable
for survival analysis i.e below format:
pump_id | event_episode_no. | event(0/1) | start | stop | time_to_dropout
The challenge I'm experience is to generate the 'start' and 'stop' in units
of minutes/days from single
2004 May 04
1
T1 (hardware pre-shaped) shaping question
Hello list. I have been trying to figure this out on my own, but I guess I
somewhat failed :) A linux router with external eth0 and internal eth1 acts
as a gateway for a number of machines utilizing a partial T1 line (512kbps).
Since the T1 is limited by hardware and by its nature to 64kbps per channel
the most I can pump out of it is up+down < 512kbps. If a number of
workstations amount to
2009 Jun 23
3
subset POSIXct
...s are 53. The hour is
immaterial. I can not find a wildcard character to use to select the
rows.
as.character(wtd$dt) %in% "2009-06-21 ??:53:00" or as.character(wtd
$dt) %in% "2009-06-21 **:53:00" does not work.
What would you recommend?
Thanks,
Keith Jones, Ph.D.
VTS Pumps
2010 Feb 14
1
Modified rsync over SSL patch
Hi,
I've been working with Casey Marshall's SSL patch, and couldn't get it to work reliably - the transfer would abort pretty quickly. So I rewrote the main data pump loop of the patch to use non-blocking IO, and am attaching the new patch.
An rsync program using this patch is interoperable with the old patch.
Along with the modified message pump I added the following improvements:
2000 Mar 15
1
Server w/ DHCP address incorrectly registers with WINS
I am sneaking Linux and Samba into my client's IT department (with the
cooperation of the IT manager) and we have a few issues getting the
system talking to the rest of the network.
The network we are inserting the system into uses WINS and does not
have DNS for local hostname resolution. The system is required to get
its IP address via DHCP. The system is running a vanilla install of
2004 Aug 06
3
Remote Telecasts?
All --
Does anyone have experience doing remote live broadcasts over Icecast? My
thought is to use a Dell laptop running Windows (yeah, I know ;-), digitize
locally to 16khz, and pump the output to a remote Linux box.
Has anyone done something like this before? Thoughts? Issues?
Thanks,
Roy
--- >8 ----
List archives: http://www.xiph.org/archives/
icecast project homepage:
2008 Jun 10
7
[Trivia question] What engine is it on DTrace T-shirt ?
Hi,
This is not a DTrace technical question (so, please don''t flame me for
it) :)
This is regarding the DTrace (un)conference TShirt.
I am curious to know what engine is it. Could not figure it out.
Thanks and regards,
Sanjeev.
--
Solaris Revenue Products Engineering,
India Engineering Center,
Sun Microsystems India Pvt Ltd.
Tel: x27521 +91 80 669 27521
2009 Apr 09
1
[Bridge] Out of memory problem
Hi, I'm using linux 2.6.21.5 and our kernel is freeze.
The problem is, if I create a Software bridge using $brctl command. and
add two interfaces say, eth0.0 and eth0.1 using
$brctl addbr br-lan
$brctl addif br-lan eth0.0
$brctl addif br-lan eth0.1
and when i send traffic from a host connected to one port to host
connected at other end, soon all the memory is dried up and and kernel
2013 Jul 10
2
[LLVMdev] unaligned AVX store gets split into two instructions
I've narrowed this down to a single kernel (kernel.ll), which does a
fixed-size matrix-matrix multiply:
# ~/llvm-32-final/bin/llc kernel.ll -o kernel32.s
# ~/llvm-33-final/bin/llc kernel.ll -o kernel33.s
# ~/llvm-32-final/bin/clang++ harness.cpp kernel32.s -o harness32
# ~/llvm-32-final/bin/clang++ harness.cpp kernel33.s -o harness33
# time ./harness32
real 0m0.584s
user 0m0.581s
sys 0m0.001s