Changeset 1210
 Timestamp:
 Mar 23, 2010, 3:47:51 PM (12 years ago)
 File:

 1 edited
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plugins/base2/net.sf.basedb.illumina/trunk/src/net/sf/basedb/illumina/plugins/BackgroundCorrection.java
r1208 r1210 440 440 441 441 int nofSpots=0; 442 SqlResult r = null; 443 while (nofSpots++<count) r=dri.next(); 444 445 // odd number, next number is the median 446 if (!even) return dri.next().getFloat(index); 447 // even number, median is average of this and next number 448 return (r.getFloat(index) + dri.next().getFloat(index))/2; 442 float median=0; 443 HashMap<Integer,SData> hmap=(saveBG ? new HashMap<Integer,SData>() : null); 444 SData sdata=new SData(dri); 445 446 while (dri.hasNext()) 447 { 448 SqlResult sr=dri.next(); 449 ++nofSpots; 450 // odd number, median is the centre 451 // even number, median is the average of two values in the centre 452 if ((nofSpots==count)  (even && nofSpots==(count+1))) median+=sr.getFloat(index); 453 454 if (saveBG) 455 { 456 Integer position=sdata.extractData(sr); 457 allNegPos.add(position); 458 hmap.put(position,new SData(sdata)); 459 } 460 } 461 462 if (saveBG) negSData.add(hmap); 463 464 // even number of spot, median is an average of two values 465 return (even ? median/2 : median); 449 466 } 450 467
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