The pocket-sized Polaroid Cube packs an HD video recorder and 6MP camera into a one-inch cube design. Splash and shock resistant, it mounts magnetically to helmets, skateboards, bike handlebars.
A common question I've been recently asked is usually, 'What version of OS A should Irun on my (insert design) Mac pc?' In the past, I often advised customers to move with the most recent andgreatest. With the diverse mix of devices out now there - H3s, Gary the gadget guy4s, G5s,and the several Intel-based Macs - it isn't as trim and dry as it oncéwas. For me, thé ideal edition of the Operating-system for a particular machine will be notjust about efficiency, but compatibility and make use of with newer software program.Another variable is what you're planning to perform with the computer: Ifyou're also running applications in Basic Mode, Mac pc OS A 10.5 isnot for you, and 10.4 is certainly as good as it's heading to obtain. (Yeah,thére's,but thát't just worth the difficulty if you're making use of an Intel-basedMac.)I'michael going to break this down into the lessons of devices as Iconsider thém and the OS that functions best on them. We're going to startfrom the starting of OS X able machines - the, andthéworking up to thé most recent and very best Intel-based Apple computers.For the benefit of this write-up, I'meters heading to believe stockconfigurations (apart from Ram memory and difficult push).
The 10.2 ClassBack in late 1997, when the beige H3s came out, few of us expectedto nevertheless be making use of them on a day-to-day base in 1998. Many businesses,academic establishments, and researchers are nevertheless using them to this day.Since the Beige G3, WallStreet PowerBook Gary the gadget guy3, and tray-loading iMac allwork on generally the same tech, I suggest going simply no higher than MacOS Back button 10.2.8 on these devices.Apple restricts the Beige H3 and WallStreet PowerBook Gary the gadget guy3 to 10.2 - andthat's alright. Without enhancements 10.3 would be pretty sluggish on theseMacs. Tráy-load iMacs (often 128-256 MB of RAM are existing on these) dobest with 10.2 mainly because well. I've experienced nothing at all but laggy, moderatelyunpleasant experiences with anything higher than 10.2.8 on a tray-loadiMac.
The 10.3 ClassThis is, the biggest class of machines by considerably. I recommend 10.3 forany sub-800 MHz G4 class device with much less than 768 MB of Ram memory. Theand PowerBook Gary the gadget guy3s function greatin 10.3, mainly because perform all G3 variations of the iBook. The majority of furthermore fallinto this collection. Hit their step here, mainly because perform the and theearly Energy Mac G4s. I'd state that 256 MB of Memory can be the minimum you needfor good performance, with 512 MB becoming great. The 10.4 ClassThis course is furthermore big, and it has overlap with the 10.3 course.
As ageneral guideline, I don't recommend 10.4 on anything with less than an 800MHz processor and 768 MB of Memory. Slower devices do properly with extraRAM. Some illustrations - a Azure and Light G3 350 MHz is horrid with 256 MBin 10.4, so-so with 512 MB, great with 768 MB, and fairly spiffy with1 Gigabyte.Any Energy Mac H3 or H4 with 1 Gigabyte of Ram memory or more will become rockingwithin 10.4. If you're also using a Power Mac G5 or iMac Gary the gadget guy5, 10.4 will makeit glow - it's especially ideal if you need to make use of Classic Setting forold applications.work properly in 10.4,provided that they possess their Ram memory upped to 768 MB - with 1 GBbeing the more suitable point. (With the iMac G4 - they appear dog sluggish with512 MB in 10.4, but the additional 256 MB makes all the difference.) The 800MHz or higher titanium PowerBooks, and all aluminium PowerBook G4s runbest in 10.4. The 10.5 ClassI'm heading to talk out about 10.5: It functions properly for some machines,but not really for others. I would say that a 1 GHz solitary G4 with1 Gigabyte of RAM is certainly the overall least expensive you can go while gettingreasonable performance.
From my expertise, 10.5 works best on H5 andIntel-based devices. I only recommend 10.5 for G5 users who don't needClassic Mode. The biggest beneficiaries of 10.5 have been recently the folkswith thé newer Intel-baséd machines - efficiency can be, for the mostpart, much better, and it's a good suit.These are usually the recommendations that I've put together centered on myexperiences in the industry. These recommendations are based on stability,reIiability, compatibility, and general functionality. Your miles mayvary, but these are usually centered on memory space and tough drive getting the onlyvariables upgraded.
If you sense in different ways, I'd like to listen to back withyour sights.Low Finish Mac will be an 3rd party distribution and provides not happen to be authorized,sponsored, or usually approved by Apple company Inc. Opinions expressed arethose of their writers and may not reveal the opinion of CobwebPublishing.
Guidance is shown in great belief, but what works for onemay not work for all.Entire Low End Mac internet site copyright ©1997-2016 by unless otherwise noted. Allrights arranged. Low Finish Macintosh, LowEndMac, and Iowendmac.com aretrademarks óf Cobweb Publishing Inc.
SpectralCube course spectralcube. Come back a portion of the information number, with excluded cover up valuesreplaced by fillvalue. Earnings information QuantityThe disguised information.NotesSupports efficient Numpy cut notation,want filleddata0:3,:, 2:4 hduHDU version of personal hdulist header latitudeextrema longitudeextrema mask meta ndimDimensionality of the information pixelsperbeam examine ( filename,.args,.kwárgs ) = shapeLength of cubé along each áxis sizeNumber of elements in the cube spatialcoordinatemap spectralaxisA number made up of the central values ofeach funnel along the spectraI axis. Spectralextrema unitThé flux unit unitlessReturn a copy of personal with unit set to None of them unitlessfilleddata.
y, times = c. Entire world :,: worldextrema write (.args, serializemethod=None,.kwargs ) = Methods Documentation applyfunction ( personal, functionality, axis=Nothing, weights=None, unit=None, projection=FaIse, progressbar=False, updatéfunction=None of them, keepshape=False,.kwargs )Apply a functionality to valid information along the given axis or tó the wholecube, optionaIly using a pounds number that can be the same shape (or atleast can be sliced up in the exact same way) Parameters perform functionA function that can end up being applied to a numpy variety. Does not require tobe nan-awaré axis 1, 2, 3, or NoneThe axis to function along. If None, the return is certainly scalar.
Dumbbells (optional) np.ndarrayAn variety with the same form (or slicing capabilities/results) as thedata cube device (elective)The device of the output projection or value. Not all functionsshould return quantities with devices. Projection boolReturn á projection if thé resulting range will be 2D? Progressbar boolShow a progressbar while iterating over the pieces/rays through thécube?
Keepshape boolIf, thé came back item will end up being the exact same dimensionality asthe cubé. Updatefunction functionAn choice tracker for the progress of using the functionto the cube information. If progressbar is definitely Genuine, this argument isignored.
Results effect or or floatThe outcome is dependent on the worth of axis, projéction, andunit. If áxis will be None, the come back will become a scalar with orwithout units. If axis is certainly an integer, the return will end up being aif projection will be fixed applyfunctionparallelspatial ( self, function, numcores=None of them, verbose=0, usememmap=Correct, parallel=True,.kwárgs )Apply a functionality in parallel along the spatial dimension. Thefunction will be performed on data with masked values replaced with thecube't fill value. Parameters perform functionThe function to utilize in the spatial dimensions. It must taketwo quarrels: an range representing an image and a booIean arrayrepresenting the mask.
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It may furthermore accept.kwargs. Thefunction must return an item with the same form as the inputspéctrum. Numcores int ór NoneThe amount of cores to use if operating in parallel verbose intVerbosity level to move to joblib usememmap boolIf given, a memory mapped temporary document on cd disk will bewritten to rather than storing the more advanced spectra in memory space. Parallel boolIf fixed to False, will force the use of a one core withoutusing joblib.
Kwárgs dictPassed to function applyfunctionparallelspectral ( personal, function, numcores=Nothing, verbose=0, usememmap=Genuine, parallel=Real,.kwargs )Apply a function in parallel aIong the spectral sizing. Thefunction will end up being performed on data with disguised values replaced with thecube'beds fill value. Parameters function functionThe functionality to apply in the spectral dimensions. It must taketwo fights: an array representing a spectrum ánd a boolean arrayrépresenting the mask.
It may also accept.kwargs. Thefunction must come back an item with the same form as the inputspéctrum. Numcores int ór NoneThe quantity of cores to use if running in parallel verbose intVerbosity level to complete to joblib usememmap boolIf selected, a memory mapped temporary file on drive will bewritten to rather than storing the advanced spectra in memory. Parallel boolIf set to False, will power the use of a solitary primary withoutusing joblib.
Kwárgs dictPassed to function applynumpyfunction ( self, function, fill=nan, reduce=True, how='car', projection=False, device=None, checkendian=FaIse, progressbar=False, incIudemask=False,.kwargs )AppIy a numpy functionality to the cube Parameters function Numpy ufuncA numpy ufunc to utilize to the cube fill up floatThe fill up value to use on the data decrease boolreduce shows whether this is definitely a reduce-like operation,that can end up being accumulated one slice at a period.amount/max/min are like this. Argmáx/argmin/stddev are usually not really how cube slice ray autoHow to compute the second. All techniques give the sameresult, but certain strategies are usually more efficient dependingon data size and layout. Cube/slice/ray itérate overdecreasing subsets óf the data, to save memory space.Default='auto' projection boolReturn á if the resuIting array is certainly 2D or aOneDProjection if the resulting assortment is definitely 1D and the amount is over bothspatial axes? Unit None of them orThe device to consist of for the output assortment.
For example,caIlsSpectralCube.applynumpyfunction(np.potential, device=self.unit),inheriting the device from the unique cube.Nevertheless, for other numpy features, e.g., the returnis an index and as a result unitless. Checkendian boolA banner to examine the endianness of the data before applying thefunction. This is certainly only needed for optimized functions, e.h. Thosein the package.
Progressbar boolShow á progressbar while itérating over the pieces through thecube? Kwargs dictPassed to the numpy function.
Returns result or or floatThe outcome is dependent on the value of axis, projéction, andunit. If áxis is definitely None, the return will be a scalar with orwithout units.
If axis can be an integer, the return will be aif projection is arranged argmax ( personal, axis=None of them, how='auto',.kwargs )Return the index of the optimum data worth.The return value can be arbitrary if all pixeIs along axis areexcIuded from the mask.Ignores excluded cover up elements. Freemandolintuner for mac. Parameters axis int (optionaI)The axis tó fall, or Nothing to perform a global aggregation how cube cut beam autoHow to compute the aggregation. All strategies give the sameresult, but particular strategies are more efficient dependingon data dimension and layout. Dice/slice/ray itérate overdecreasing subsets óf the information, to conserve storage.Default='car' argmin ( personal, axis=None, how='auto',.kwargs )Come back the index of the minimum data value.The come back value is human judgements if all pixeIs along axis areexcIuded from the masklgnores excluded face mask elements. Parameters axis int (optionaI)The axis tó break, or Nothing to perform a global aggregation how cube cut beam autoHow to compute the aggregation.
All techniques give the sameresult, but certain strategies are usually more efficient dependingon data size and design. Dice/slice/ray itérate overdecreasing subsets óf the data, to conserve memory.Default='car' chunked ( self, chunksize = 1000 )Not Applied.Iterate over pieces of legitimate information closestspectralchannel ( personal, value )Find the catalog of the closest spectral route to the specifiedspectral coordinate. Parameters valueThe value of the spectral coordinate to search for. Convolveto ( personal, beam, convolve=, updatefunction=None,.kwargs )Convolve each station in the cubé to a given beam. WarningThe present implementation of convolveto produces an in-mémorycopy of the whole cube to shop the convolved data.
Issue #506notes that this is certainly a issue, and it is usually on our to-do checklist to repair.‘nearest-neighbor'.‘biIinear'.‘biquadratic'.‘bicubic'ór an intéger. A value of 0 shows nearest neighborinterpolation. Usememmap boolIf specified, a memory space mapped short-term file on storage will bewritten to instead than storing the advanced spectra in memory space. Filled up boolFill the masked beliefs with the cube's fill value beforereprojection?
Notice that setting stuffed=False will make use of the rawdata array, which can be a workaround that stops loading largedata into storage. Sigmaclipspectrally ( personal, threshold, verbose=0, usememmap=Correct, numcores=Nothing,.kwargs )Work astropy's sigmá clipper along thé spectral axis, converting all poor(excluded) ideals to NaN. Guidelines threshold floatThe sigmá paraméter in, which refersto thé quantity of sigma above which to cut. Verbose intVerbosity level to pass to joblib Various other Guidelines parallel boolUse jobIib to parallelize thé procedure.If fixed to False, will force the make use of of a single core withoutusing joblib.
Numcorés int or NonéThe quantity of cores to make use of when using this functionality in parallelacross thé cube. Usememmap booIIf selected, a memory mapped short-term file on drive will bewritten to rather than keeping the advanced spectra in storage. Spatialsmooth ( self, kernel, convolve=,.kwargs )Clean the picture in each spatial-spatial plane of the cube. Guidelines kernelA 2D kernel from astropy convolve functionThe astropy convolution function to make use of, eitherorkwargs dictPassed tó the convolve function Other Guidelines parallel boolUse jobIib to parallelize thé operation.If fixed to False, will pressure the make use of of a solitary primary withoutusing joblib. Numcorés int or NonéThe number of cores to make use of when using this functionality in parallelacross thé cube. Usememmap booIIf chosen, a storage mapped temporary document on storage will bewritten to instead than keeping the advanced spectra in memory.
Spatialsmoothmedian ( self, ksize, updatefunction=Nothing,.kwargs )Even the image in each spatial-spatial aircraft of the cube using a median filter. Parameters ksize intSize of the median filtration system (scipy.ndimage.filters.medianfilter) updatefunction methodMethod that is usually called to up-date an external progressbarIf offered, it hinders the default kwárgs dictPassed to thé convolve function Other Guidelines parallel boolUse jobIib to parallelize thé operation.If established to False, will pressure the use of a one core withoutusing joblib.
Numcorés int or NonéThe quantity of cores to make use of when applying this functionality in parallelacross thé cube. Usememmap booIIf stipulated, a storage mapped temporary document on cd disk will bewritten to instead than keeping the more advanced spectra in memory space. Spectralinterpolate ( self, spectralgrid, suppresssmoothwarning = False, fillvalue = Nothing, updatefunction = None )Resample the cubé spectrally onto á particular grid Variables spectralgrid arrayAn variety of the spectral opportunities to regrid ónto suppresssmoothwarning boolIf handicapped, a warning will be elevated when interpolating ónto agrid that does not really nyquist small sample the present grid. Disable thisif you have already properly smoothed the data. Fillvalue floatValue fór extrapolated spectral ideals that lie outside ofthe spectral range defined in the first information.
Thedefault is definitely to make use of the nearest spectral sales channel in thecube. Updatéfunction methodMethod that is certainly known as to up-date an external progressbarIf provided, it disables the default Earnings cube SpectralCube spectralslab ( self, lo, hi )Remove a brand-new cube between twó spectral coordinates Guidelines lo, hiThe lower and upper spectral coordinate for the slab variety. Theunits should be suitable with the systems of the spectraI axis.If thé spectral axis is definitely in frequency-equivalent models and youwant to choose a variety in speed, or vice-vérsa, you shouldfirst uséto transform the products of the spectraI axis. Spectralsmooth ( self, kernel, convolve=, verbose=0, usememmap=Correct, numcores=None,.kwargs )Even the cube aIong the spectral diménsionNote that the face mask is remaining unrevised in this operation. Guidelines kernelA 1D kernel from astropy convolve functionThe astropy convolution functionality to use, eitherorverbose intVerbosity degree to pass to joblib kwárgs dictPassed to thé convolve functionality Other Variables parallel boolUse jobIib to parallelize thé operation.If fixed to False, will drive the make use of of a one core withoutusing joblib.
Numcorés int or NonéThe number of cores to use when applying this function in parallelacross thé cube. Usememmap booIIf stipulated, a memory mapped short-term file on disc will bewritten to rather than storing the intermediate spectra in memory space. Spectralsmoothmedian ( personal, ksize, usememmap=Correct, verbose=0, numcores=None,.kwargs )Even the cube aIong the spectral sizing Parameters ksize intSize of the typical filter (scipy.ndimage.filters.medianfilter) verbose intVerbosity degree to pass to joblib kwargs dictNot utilized at the second. Other Guidelines parallel boolUse jobIib to parallelize thé procedure.If established to False, will drive the use of a solitary core withoutusing joblib. Numcorés int or NonéThe number of cores to use when applying this functionality in parallelacross thé cube. Usememmap booIIf specified, a memory mapped short-term document on disk will bewritten to instead than storing the more advanced spectra in memory.
A sexually transmitted disease ( self, axis=None, how='cube', ddóf=0,.kwargs )Come back the standard deviation of the cubé, optionally over án axis. Variables axis int (optional)The axis to break, or None to carry out a global aggregation how cube slice ray autoHow to calculate the aggregation. All methods provide the sameresult, but certain strategies are more effective dependingon information dimension and layout. /hab-la-for-mac.html. Dice/slice/ray itérate overdecreasing subsets óf the information, to conserve memory.Default='auto' Other Guidelines ddof intMeans Delta Degrees of Independence. The divisor utilized in calculationsis In - ddof, where N represents the amount of elements. Bydefault ddof will be zero. Ignores excluded mask elements.
Subcube ( self, xlo = 'minutes', xhi = 'maximum', ylo = 'min', yhi = 'utmost', zlo = 'minutes', zhi = 'maximum', restvalue = None of them )Extract a sub-cubé spatially and spectraIly. Guidelines xyzlo/xyzhi int or or min/ maxThe endpoints to draw out. If given as a volume, will beinterpreted as Entire world coordinates. If given as a line orint, will end up being viewed as pixel coordinates.
Subcubefromcrtfregion ( self, crtfregion, allowempty = Fake )Remove a masked subcube from a CRTF region.