func main() {
saveto := util.CreateFile(util.Arg(0))
defer saveto.Close()
w := func(format string, v ...interface{}) {
_, err := fmt.Fprintf(saveto, format, v...)
util.Assert(err)
}
var fmats []*bufio.Reader
for _, fmat := range util.Args()[1:] {
fmats = append(fmats, bufio.NewReader(util.OpenFile(fmat)))
}
LOOP:
for {
var columns int
scores := make([][]float64, len(fmats)) // matrix -> fields -> sas score
for i, fmat := range fmats {
line, err := fmat.ReadBytes('\n')
if len(line) == 0 && err == io.EOF {
break LOOP
} else if err != io.EOF {
util.Assert(err)
}
fields := bytes.Fields(line)
columns = len(fields)
scores[i] = make([]float64, columns)
for j, sas := range fields {
scores[i][j], err = strconv.ParseFloat(string(sas), 64)
util.Assert(err)
}
}
before := ""
for j := 0; j < columns; j++ {
best := scores[0][j]
for i := 1; i < len(scores); i++ {
if scores[i][j] < best {
best = scores[i][j]
}
}
if best == 0 {
w("%s0", before)
} else {
w("%s%f", before, best)
}
before = " "
}
w("\n")
}
}
func main() {
if len(util.FlagCpuProf) > 0 {
f := util.CreateFile(util.FlagCpuProf)
pprof.StartCPUProfile(f)
defer f.Close()
defer pprof.StopCPUProfile()
}
vectors := readVectors(util.Arg(1))
groups := readCathGroups(util.Args()[2:])
out := util.CreateFile(util.Arg(0))
defer out.Close()
pf := func(format string, v ...interface{}) {
// fmt.Printf(format, v...)
fmt.Fprintf(out, format, v...)
}
type labeledPval struct {
Name1, Name2 string
Pval float32
}
b := stdb(vectors, groups)
pairs := combinations(len(groups))
dopairs, pvals := make(chan pair), make(chan labeledPval)
wg := new(sync.WaitGroup)
for i := 0; i < util.FlagCpu; i++ {
wg.Add(1)
go func() {
for p := range dopairs {
g1, g2 := groups[p.i], groups[p.j]
b1, b2 := b[p.i], b[p.j]
bm1, bm2 := bmean(b1, b2)
bw := delta(bm1, bm2)
randws := make([]float32, 1000)
for i := range randws {
randws[i] = delta(shuffle_mean_rows(b1, b2))
}
bigger := 0
for _, rw := range randws {
if rw >= bw {
bigger++
}
}
pval := float32(bigger) / float32(len(randws))
pvals <- labeledPval{g1.Name, g2.Name, pval}
}
wg.Done()
}()
}
done := make(chan struct{})
go func() {
sig, cutoff := 0, 0.05/float32(len(pairs))
for pval := range pvals {
if pval.Pval < cutoff {
sig++
}
pf("%s\t%s\t%f\n", pval.Name1, pval.Name2, pval.Pval)
}
pf("significant\t%d/%d\t(cutoff: %f)\n", sig, len(pairs), cutoff)
done <- struct{}{}
}()
for _, p := range pairs {
dopairs <- p
}
close(dopairs)
wg.Wait()
close(pvals)
<-done
}
func main() {
outDir := util.Arg(0)
fasInps := util.Args()[1:]
util.Assert(os.MkdirAll(outDir, 0777))
fastaChan := make(chan string)
wg := new(sync.WaitGroup)
for i := 0; i < max(1, runtime.GOMAXPROCS(0)); i++ {
go func() {
wg.Add(1)
for fasta := range fastaChan {
util.Verbosef("Computing map for '%s'...", fasta)
fmap := util.GetFmap(fasta)
outF := path.Join(outDir, fmt.Sprintf("%s.fmap", fmap.Name))
util.FmapWrite(util.CreateFile(outF), fmap)
}
wg.Done()
}()
}
for _, fasta := range fasInps {
fastaChan <- fasta
}
close(fastaChan)
wg.Wait()
}
