Nothing

```
## ========================================
## Read a TDA output into a distance matrix
## ========================================
read.tda.mdist <- function(file) {
tmp <- read.table(file=file,header=FALSE)
Y <- nrow(tmp)
d <- 1+8*Y
n <- (1+sqrt(d))/2
cat(" [>] reading a",n,"x",n,"matrix\n")
m <- matrix(nrow=n,ncol=n)
diag(m) <- 0
for (i in 1:Y) {
m[tmp[i,"V1"],tmp[i,"V2"]] <- tmp[i,"V5"]
}
m[upper.tri(m)] <- t(m)[upper.tri(m)]
return(m)
}
```

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