initial commit of n-grams examples

This commit is contained in:
John Kerl 2016-10-21 20:04:34 -04:00
parent f95ced5a3b
commit d857653b1a
5 changed files with 536 additions and 1 deletions

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@ -38,6 +38,8 @@ FUNCTIONALITY FOR 4.6.0:
? for-oosvar map-valued boundvars?!?
? for-local -- with keylist etc.?
? runtime type assertion ? either an 'int x' ... needing propagation ...
or maybe more simply an assert_int(x), assert_numeric, assert_present(x), etc.
@ -66,7 +68,6 @@ COOK:
PERF:
* mand bench somewhere; other benches.
* mkv2/3/4 somewhere; also cookbook. (better w/ mappable vars ... maybe for 4.7.0)
* also note mkvgen somewhere.
* xsv notes; update rust/go experiment info
-f/-e:

80
doc/ngrams/mkv.mlr Executable file
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@ -0,0 +1,80 @@
begin {
if (isabsent(@olen)) {
@olen = 16;
}
if (isabsent(@ocount)) {
@ocount = 16;
}
}
for (_, v in $*) {
local n = strlen(v);
if (n >= 1) {
local a = substr(v, 0, 0);
@a_histo[a] += 1;
for (local i = 0; i < n-1; i += 1) {
local a = substr(v, i, i);
local b = substr(v, i+1, i+1);
@ab_histo[a][b] += 1;
}
}
}
end {
local a_sum = 0;
for (a, na in @a_histo) {
a_sum += na;
}
local a_cumu = 0.0;
for (a, na in @a_histo) {
local a_p = @a_histo[a] / a_sum;
a_cumu += a_p;
@a_pmf[a] = a_p;
@a_cmf[a] += a_cumu;
}
for (a in @ab_histo) {
local ab_sum = 0.0;
for (b, nab in @ab_histo[a]) {
ab_sum += nab;
}
local ab_cumu = 0.0;
for (b, _ in @ab_histo[a]) {
local ab_p = @ab_histo[a][b] / ab_sum;
ab_cumu += ab_p;
@ab_pmf[a][b] = ab_p;
@ab_cmf[a][b] = ab_cumu;
}
}
#dump;
for (local oi = 0; oi < @ocount; oi += 1) {
oa_u = urand();
oa = "?";
for (a, c in @a_cmf) {
if (oa_u < c) {
oa = a;
break;
}
}
local out = oa;
for (local i = 1; i < @olen; i += 1) {
local ab_u = urand();
ob = "???";
for (b, c in @ab_cmf[oa]) {
#print "BC ".b.c;
if (ab_u < c) {
ob = b;
break;
}
}
if (ob == "???") {
break;
}
out .= ob;
oa = ob;
}
print out;
}
}

122
doc/ngrams/mkv3.mlr Executable file
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@ -0,0 +1,122 @@
begin {
if (isabsent(@olen)) {
@olen = 16;
}
if (isabsent(@ocount)) {
@ocount = 16;
}
}
for (_, v in $*) {
local n = strlen(v);
if (n >= 2) {
local a = substr(v, 0, 0);
@a_histo[a] += 1;
local b = substr(v, 1, 1);
@ab_histo[a][b] += 1;
for (local i = 0; i < n-2; i += 1) {
local a = substr(v, i, i);
local b = substr(v, i+1, i+1);
local c = substr(v, i+2, i+2);
@abc_histo[a][b][c] += 1;
}
}
}
end {
local a_sum = 0;
for (a, na in @a_histo) {
a_sum += na;
}
local a_cumu = 0.0;
for (a, _ in @a_histo) {
local a_p = @a_histo[a] / a_sum;
a_cumu += a_p;
@a_pmf[a] = a_p;
@a_cmf[a] += a_cumu;
}
for (a in @ab_histo) {
local ab_sum = 0.0;
for (b, nab in @ab_histo[a]) {
ab_sum += nab;
}
local ab_cumu = 0.0;
for (b, _ in @ab_histo[a]) {
local ab_p = @ab_histo[a][b] / ab_sum;
ab_cumu += ab_p;
@ab_pmf[a][b] = ab_p;
@ab_cmf[a][b] = ab_cumu;
}
}
for (a in @abc_histo) {
for (b in @abc_histo[a]) {
local abc_sum = 0.0;
for (c, nabc in @abc_histo[a][b]) {
abc_sum += nabc;
}
local abc_cumu = 0.0;
for (c, _ in @abc_histo[a][b]) {
local abc_p = @abc_histo[a][b][c] / abc_sum;
abc_cumu += abc_p;
@abc_pmf[a][b][c] = abc_p;
@abc_cmf[a][b][c] = abc_cumu;
}
}
}
#dump;
for (local oi = 0; oi < @ocount; oi += 1) {
oa_u = urand();
oa = "?";
for (a, c in @a_cmf) {
oa = a;
if (oa_u < c) {
break;
}
}
local out = oa;
ob_u = urand();
ob = "?";
for (b, c in @ab_cmf[oa]) {
ob = b;
if (ob_u < c) {
break;
}
}
out .= ob;
for (local i = 2; i < @olen; i += 1) {
local abc_u = urand();
local oc = "???";
#print;
#print "i=".i;
#print "oa = ".oa." ob = ".ob;
for (c, d in @abc_cmf[oa][ob]) {
#print "d = ".d;
oc = c;
if (abc_u < d) {
break;
}
}
if (oc == "???") {
break;
}
#print "i=".i.",oa=".oa.",ob=".ob.",oc=".oc;
#print "oc = ".oc;
out .= oc;
oa = ob;
ob = oc;
}
print out;
}
}

152
doc/ngrams/mkv4.mlr Executable file
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@ -0,0 +1,152 @@
begin {
if (isabsent(@olen)) {
@olen = 16;
}
if (isabsent(@ocount)) {
@ocount = 16;
}
}
for (_, v in $*) {
local n = strlen(v);
if (n >= 3) {
local a = substr(v, 0, 0);
local b = substr(v, 1, 1);
local c = substr(v, 2, 2);
@a_histo[a] += 1;
@ab_histo[a][b] += 1;
@abc_histo[a][b][c] += 1;
for (local i = 0; i < n-3; i += 1) {
local a = substr(v, i, i);
local b = substr(v, i+1, i+1);
local c = substr(v, i+2, i+2);
local d = substr(v, i+3, i+3);
@abcd_histo[a][b][c][d] += 1;
}
}
}
end {
local a_sum = 0;
for (a, na in @a_histo) {
a_sum += na;
}
local a_cumu = 0.0;
for (a, _ in @a_histo) {
local a_p = @a_histo[a] / a_sum;
a_cumu += a_p;
@a_pmf[a] = a_p;
@a_cmf[a] += a_cumu;
}
for (a in @ab_histo) {
local ab_sum = 0.0;
for (b, nab in @ab_histo[a]) {
ab_sum += nab;
}
local ab_cumu = 0.0;
for (b, _ in @ab_histo[a]) {
local ab_p = @ab_histo[a][b] / ab_sum;
ab_cumu += ab_p;
@ab_pmf[a][b] = ab_p;
@ab_cmf[a][b] = ab_cumu;
}
}
for (a in @abc_histo) {
for (b in @abc_histo[a]) {
local abc_sum = 0.0;
for (c, nabc in @abc_histo[a][b]) {
abc_sum += nabc;
}
local abc_cumu = 0.0;
for (c, _ in @abc_histo[a][b]) {
local abc_p = @abc_histo[a][b][c] / abc_sum;
abc_cumu += abc_p;
@abc_pmf[a][b][c] = abc_p;
@abc_cmf[a][b][c] = abc_cumu;
}
}
}
for (a in @abcd_histo) {
for (b in @abcd_histo[a]) {
for (c in @abcd_histo[a][b]) {
local abcd_sum = 0.0;
for (d, n in @abcd_histo[a][b][c]) {
abcd_sum += n;
}
local abcd_cumu = 0.0;
for (d, _ in @abcd_histo[a][b][c]) {
local abcd_p = @abcd_histo[a][b][c][d] / abcd_sum;
abcd_cumu += abcd_p;
@abcd_pmf[a][b][c][d] = abcd_p;
@abcd_cmf[a][b][c][d] = abcd_cumu;
}
}
}
}
#dump;
for (local oi = 0; oi < @ocount; oi += 1) {
oa_u = urand();
oa = "?";
for (a, c in @a_cmf) {
oa = a;
if (oa_u < c) {
break;
}
}
local out = oa;
ob_u = urand();
ob = "?";
for (b, c in @ab_cmf[oa]) {
ob = b;
if (ob_u < c) {
break;
}
}
out .= ob;
oc_u = urand();
oc = "?";
for (c, d in @abc_cmf[oa][ob]) {
oc = c;
if (oc_u < d) {
break;
}
}
out .= oc;
for (local i = 3; i < @olen; i += 1) {
local abcd_u = urand();
local od = "???";
#print;
#print "i=".i;
#print "oa = ".oa." ob = ".ob;
for (d, e in @abcd_cmf[oa][ob][oc]) {
od = d;
if (abcd_u < e) {
break;
}
}
if (od == "???") {
break;
}
#print "i=".i.",oa=".oa.",ob=".ob.",oc=".oc;
#print "oc = ".oc;
out .= od;
oa = ob;
ob = oc;
oc = od;
}
#print "U IS ".oa_u;
#print "A IS ".oa;
print out;
}
}

180
doc/ngrams/mkv5.mlr Executable file
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@ -0,0 +1,180 @@
begin {
if (isabsent(@olen)) {
@olen = 16;
}
if (isabsent(@ocount)) {
@ocount = 16;
}
}
for (_, v in $*) {
local n = strlen(v);
if (n >= 4) {
local a = substr(v, 0, 0);
local b = substr(v, 1, 1);
local c = substr(v, 2, 2);
local d = substr(v, 3, 3);
@a_histo[a] += 1;
@ab_histo[a][b] += 1;
@abc_histo[a][b][c] += 1;
@abcd_histo[a][b][c][d] += 1;
for (local i = 0; i < n-4; i += 1) {
local a = substr(v, i, i);
local b = substr(v, i+1, i+1);
local c = substr(v, i+2, i+2);
local d = substr(v, i+3, i+3);
local e = substr(v, i+4, i+4);
@abcde_histo[a][b][c][d][e] += 1;
}
}
}
end {
local a_sum = 0;
for (a, na in @a_histo) {
a_sum += na;
}
local a_cumu = 0.0;
for (a, _ in @a_histo) {
local a_p = @a_histo[a] / a_sum;
a_cumu += a_p;
@a_pmf[a] = a_p;
@a_cmf[a] += a_cumu;
}
for (a in @ab_histo) {
local ab_sum = 0.0;
for (b, nab in @ab_histo[a]) {
ab_sum += nab;
}
local ab_cumu = 0.0;
for (b, _ in @ab_histo[a]) {
local ab_p = @ab_histo[a][b] / ab_sum;
ab_cumu += ab_p;
@ab_pmf[a][b] = ab_p;
@ab_cmf[a][b] = ab_cumu;
}
}
for (a in @abc_histo) {
for (b in @abc_histo[a]) {
local abc_sum = 0.0;
for (c, nabc in @abc_histo[a][b]) {
abc_sum += nabc;
}
local abc_cumu = 0.0;
for (c, _ in @abc_histo[a][b]) {
local abc_p = @abc_histo[a][b][c] / abc_sum;
abc_cumu += abc_p;
@abc_pmf[a][b][c] = abc_p;
@abc_cmf[a][b][c] = abc_cumu;
}
}
}
for (a in @abcd_histo) {
for (b in @abcd_histo[a]) {
for (c in @abcd_histo[a][b]) {
local abcd_sum = 0.0;
for (d, n in @abcd_histo[a][b][c]) {
abcd_sum += n;
}
local abcd_cumu = 0.0;
for (d, _ in @abcd_histo[a][b][c]) {
local abcd_p = @abcd_histo[a][b][c][d] / abcd_sum;
abcd_cumu += abcd_p;
@abcd_pmf[a][b][c][d] = abcd_p;
@abcd_cmf[a][b][c][d] = abcd_cumu;
}
}
}
}
for (a in @abcde_histo) {
for (b in @abcde_histo[a]) {
for (c in @abcde_histo[a][b]) {
for (d in @abcde_histo[a][b][c]) {
local abcde_sum = 0.0;
for (e, n in @abcde_histo[a][b][c][d]) {
abcde_sum += n;
}
local abcde_cumu = 0.0;
for (e, _ in @abcde_histo[a][b][c][d]) {
local abcde_p = @abcde_histo[a][b][c][d][e] / abcde_sum;
abcde_cumu += abcde_p;
@abcde_pmf[a][b][c][d][e] = abcde_p;
@abcde_cmf[a][b][c][d][e] = abcde_cumu;
}
}
}
}
}
#dump;
for (local oi = 0; oi < @ocount; oi += 1) {
oa_u = urand();
oa = "?";
for (a, c in @a_cmf) {
oa = a;
if (oa_u < c) {
break;
}
}
local out = oa;
ob_u = urand();
ob = "?";
for (b, c in @ab_cmf[oa]) {
ob = b;
if (ob_u < c) {
break;
}
}
out .= ob;
oc_u = urand();
oc = "?";
for (c, d in @abc_cmf[oa][ob]) {
oc = c;
if (oc_u < d) {
break;
}
}
out .= oc;
od_u = urand();
od = "?";
for (d, e in @abcd_cmf[oa][ob][oc]) {
od = d;
if (od_u < e) {
break;
}
}
out .= od;
for (local i = 4; i < @olen; i += 1) {
local abcde_u = urand();
local oe = "???";
for (e, f in @abcde_cmf[oa][ob][oc][od]) {
oe = e;
if (abcde_u < f) {
break;
}
}
if (oe == "???") {
break;
}
out .= oe;
oa = ob;
ob = oc;
oc = od;
od = oe;
}
print out;
}
}