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July 30, 2020 03:53
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def f2(n) | |
return n.odd? ? (n * 3 + 1) / 2 : n / 2 | |
end | |
def seq(n) | |
l = [n] | |
while (n != 1) | |
n = f2(n) | |
l << n | |
end | |
return l | |
end | |
def addgap(i) | |
a, b = $x[i, 2] | |
d = b - a | |
$g[d] = $g.fetch(d, []) + [[a, b]] | |
$mx = [$mx, d].compact.max | |
end | |
def rmgap(a, b) | |
d = b - a | |
$g[d] -= [[a, b]] | |
if ($g[d].empty?) then | |
$g.delete(d) | |
$mx = $g.keys.max if (d == $mx) | |
end | |
end | |
def recalc(r) | |
r.to_a.select { |x| x >= 0 }.each \ | |
{ | |
|x| | |
$gd[$x[x]] = [x > 0 ? $x[x - 1] : nil, $x[x + 1]].compact.map { |x1| ($x[x] - x1).abs }.max | |
} | |
end | |
def gap(z) | |
i = (0...$x.size).bsearch { |x| $x[x] >= z } | |
if (i.nil?) then | |
$x << z | |
return if ($x.size == 1) | |
addgap($x.size - 2) | |
recalc(($x.size - 2)..($x.size - 1)) | |
return | |
end | |
return if ($x[i] == z) | |
rmgap(*$x[i - 1, 2]) if (i > 0) | |
$x[i, 0] = z | |
addgap(i) | |
addgap(i - 1) if (i > 0) | |
recalc((i - 1)..(i + 1)) | |
end | |
def gapmx(z) | |
gap(z) | |
x = $gd[z] | |
return x.nil? ? 0 : x | |
end | |
def count(ns, l2 = []) | |
l = seq(n = ns.to_i(2)) | |
cg = l.index { |x| x < l[0] } | |
cg = l.size - 1 if (cg.nil?) | |
cm = (0..cg).max_by { |x| l[x] } | |
c = l.size | |
return {'ns' => ns, | |
'c' => c, | |
'cg' => cg, | |
'cm' => cm, | |
'l' => l | |
}.merge({'g' => gapmx(c)}) | |
end | |
def out(fn, a, d, a2 = {}, t = nil) | |
k = a.keys | |
if ($f1.nil?) then | |
$f1 = File.open(fn, 'w') | |
$f1.puts(k.join("\t")) | |
f2 = File.open('gnuplot.cmd', 'w') | |
st = t.nil? ? 'unset title; ' : "set title '#{t}'; " | |
f2.puts("set ytics nomirror; set y2tics; set colors classic; set key top left box opaque; #{st}; plot \\") | |
(a.keys - ['t']).each \ | |
{ | |
|x| | |
f2.puts("'#{fn}' using (column('t')):(column('#{x}')) every #{d} with line title '#{x}' #{a2[x]}, \\") | |
} | |
f2.puts | |
f2.close | |
end | |
$f1.puts(a.values_at(*k).join("\t")) | |
$f1.flush | |
end | |
def rank(x) | |
return -x['z'] | |
end | |
def adj(x, wt, km) | |
z = 0 | |
km.keys.each { |k| z += (x[k] - wt["#{k}_a"]) / wt["#{k}_sd"] * km[k] } | |
x['z'] = z | |
raise [x, wt].to_s if (!z.finite?) | |
return x | |
end | |
def fmt(a) | |
['ns', 'l'].each { |x| a.delete(x) } | |
return a | |
end | |
def add(bs, km, k, h, ns, l1, wt, t, d) | |
j = ns.length | |
h[j] = [] if (!h.member?(j)) | |
x = adj(count(ns), wt, km) | |
a, b = [h[j][0], h[j][-1]] | |
return if (h[j].map { |x| x['ns'] }.member?(x['ns'])) | |
x['t'] = t | |
h[j] << x | |
h[j].sort_by! { |x| rank(x) } | |
h[j][bs..-1] = [] if (h[j].size > bs) | |
out('out.txt', fmt(x.dup), d, {k => 'axis x1y2', 'z' => 'axes x1y2'}) | |
l1 << x if (!l1.nil?) | |
end | |
def init(w, m) | |
return '1' * w | |
end | |
def initd(w, m) | |
d = m.to_f / w | |
w2 = w - 1 | |
a = (0...w2).to_a | |
s = '0' * w2 | |
(1..(d * w - 1)).map { a.delete_at(rand(a.size)) }.each { |x| s[x, 1] = '1' } | |
return ('1' + s) | |
end | |
def initb(w, m) | |
r = m.to_f / w | |
return '1' + (1...w).map { rand < r ? '0' : '1' }.join | |
end | |
def initw(w, m) | |
s = initd(w, w / 2) | |
i = rand(w - m) + 1 | |
m = [w - i, m].max | |
s[i, m] = rand(2).to_s * m | |
return s | |
end | |
def mut(ns) | |
ns = ns.dup | |
i = rand(ns.length - 1) + 1 | |
ns[i, 1] = (ns[i, 1].to_i ^ 1).to_s | |
return ns | |
end | |
def inner(ns1, ns2) | |
a, b = [ns1, ns2].sort_by { |x| x.length } | |
d = b.length - a.length | |
i = rand(d + 1) | |
c = b.dup | |
c[i, a.length] = a | |
ns1.replace(b) | |
ns2.replace(c) | |
end | |
def mix(ns1, ns2) | |
ns1 = ns1.dup | |
ns2 = ns2.dup | |
inner(ns1, ns2) | |
return (0...ns1.length).map { |x| [ns1, ns2][rand(2)][x, 1] }.join | |
end | |
def cut(ns1, ns2) | |
ns1 = ns1.dup | |
ns2 = ns2.dup | |
inner(ns1, ns2) | |
i = rand(ns1.length) | |
return ns1[0...i] + ns2[i..-1] | |
end | |
def ext(ns) | |
ns = ns.dup | |
(rand(3) + 1).times { ns[rand(ns.length) + 1, 0] = rand(2).to_s } | |
return ns | |
end | |
def short(ns) | |
return ns if (ns.length == 1) | |
ns = ns.dup | |
(rand([ns.length - 1, 3].min) + 1).times { ns[rand(ns.length - 1) + 1, 1] = '' } | |
return ns | |
end | |
def top(h1) | |
return h1[rand([h1.size / 4, h1.size].max)] | |
end | |
def stat(l) | |
return 0, 1.0 if (l.empty?) | |
t = l.inject { |a, x| a + x } | |
t2 = l.inject(0) { |a, x| a + x ** 2 } | |
c = l.size | |
a = t.to_f / c | |
z = t2.to_f / c - a ** 2 | |
sd = Math.sqrt(z < 0 ? 0 : z) | |
raise if (sd.nan?) | |
return a, sd | |
end | |
def dist(km, h, wt) | |
l = h.values.flatten | |
km.keys.each \ | |
{ | |
|k| | |
a, sd = stat(l.map { |x| x[k] }) | |
sd = 1.0 if (sd == 0) | |
wt.merge!({"#{k}_a" => a, "#{k}_sd" => sd}) | |
} | |
end | |
def nonnil(x, y) | |
return x.nil? ? y : x | |
end | |
def opt(km, w1, k, l1, n) | |
h = {} | |
ops = ['init0', 'initd0', 'initb0', 'initw0', 'mut1', 'mix2', 'cut2'] | |
# ops += ['ext1', 'short1'] | |
bs = 500 | |
bc = 50 | |
t = 0 | |
d = n / 2000 | |
d = 1 if (d == 0) | |
wt = {} | |
n.times \ | |
{ | |
if (t % 100 == 0) then | |
dist(km, h, wt) | |
h.values.flatten.each { |x| adj(x, wt, km) } | |
end | |
opc = ops[rand(ops.size)] | |
c = opc[-1..-1].to_i | |
op = opc[0..-2] | |
ks = h.keys.sort_by { |x| rank(h[x][0]) } | |
ks = ks[0...[ks.size, ks.size / 4].max] | |
case (c) | |
when 0 | |
w = ks.empty? ? w1 : ks[rand(ks.size)] | |
ns = send(op, w, rand(w)) | |
when 1, 2 | |
redo if (h.empty?) | |
h.delete(ks.pop) if (ks.size > bc) | |
arg = (0...c).map { ks[rand(ks.size)] } | |
l = arg.map { |x| top(h[x])['ns'] } | |
ns = send(op, *l) | |
ns[0, 1] = '1' | |
end | |
add(bs, km, k, h, ns, l1, wt, t, d) | |
if (t % 100 == 0) then | |
kmx = nonnil(h.values.flatten.max_by { |x| x[k] }, {}).dup | |
h0 = nonnil(h.fetch(ks[0], [])[0], {}).dup | |
k0 = "#{k}_0" | |
msg = Hash[[['t', 'hmn', 'hmx', 'hc', 'h_0', k0], [t, ks.min, ks.max, h.size, h0, kmx]].transpose] | |
['h_0', k0].each { |x| fmt(msg[x]) } | |
$stderr.puts(msg) | |
end | |
t += 1 | |
} | |
return h | |
end | |
def outa(f, l, a = {}, t = '') | |
f.puts('$dat << eof') | |
k = l[0].keys | |
f.puts(k.join("\t")) | |
l.each { |x| f.puts(x.values.join("\t")) } | |
f.puts('eof') | |
f.puts("set colors classic; set key top left opaque; set title '#{t}'; ") | |
# f.puts("set ytics nomirror; set y2tics;") | |
f.puts("plot \\") | |
k, ct = [k - ['t'], "(column('t')):"] if (k.member?('t')) | |
k.each \ | |
{ | |
|x| | |
next if (a.member?(x) && a[x].nil?) | |
opt = a.fetch(x, '') | |
opt += ' lw 2 ' if (!opt.include?('lw')) | |
opt += ' with line ' if (!opt.include?('with') && !opt.include?('pt')) | |
f.puts("'$dat' using #{ct}(column('#{x}')) #{opt} title '#{x}',\\") | |
} | |
f.puts | |
# f.puts("reset; pause -1;") | |
end | |
def outafn(l, a = {}, fn = nil) | |
outa(f = File.open(fn.nil? ? 'gnuplot.cmd' : fn, 'w'), l, a) | |
f.close | |
end | |
def d(s) | |
c = s.split('').select { |x| x == '1' }.size | |
d = c.to_f / s.length | |
return d | |
end | |
def len(ns, p) | |
l = ns.split(p) | |
l = [] if (l.nil?) | |
l.shift if (l[0] == '') | |
return l.map { |x| x.length } | |
end | |
def len01(ns) | |
return len(ns, /0+/), len(ns, /1+/) | |
end | |
def e(ns) | |
return len01(ns).flatten.size.to_f / ns.length | |
end | |
def fmt1(l, f) | |
w = l.max_by { |x| x.length }.length | |
f.puts("set colors classic; set ytics nomirror; set y2tics; set key top left opaque;\\") | |
f.puts("plot \\") | |
f.puts("[0:#{l.size - 1}][0:#{w}] '-' matrix using 2:1:3 with image title '', \\") | |
f.puts("'-' using (column('d')) with line axes x1y2 dt 2 lw 3, \\") | |
f.puts("'-' using 1 with line title 'e' axes x1y2 dt 2 lw 3") | |
l1 = [] | |
l.each_with_index \ | |
{ | |
|z, i| | |
l1 << [d(z), e(z)] | |
c = w - z.length | |
z[z.length...w] = '0' * c | |
f.puts(z.split('').join(' ')) | |
} | |
f.puts("eof") | |
f.puts("eof") | |
f.puts("d") | |
l1.each { |x| f.puts(x[0]) } | |
f.puts("eof") | |
l1.each { |x| f.puts(x[1]) } | |
f.puts("eof") | |
end | |
def grid(l) | |
f = File.open(fn = "gnuplot3.cmd", 'w') | |
f.puts("set palette negative grayscale; unset colorbox;") | |
fmt1(l.map { |x| x.reverse }, f) | |
f.close | |
end | |
def sample(l, c) | |
return l if (l.size < c) | |
r = l.size / c | |
l2 = *(0...l.size).select { |x| x % r == 0 } | |
l2[c..-1] = [] | |
return l.values_at(*l2) | |
end | |
def convert(l) | |
x2 = nil | |
l2 = [] | |
l.each_with_index \ | |
{ | |
|x, j| | |
next if (x == x2) | |
l2 << [j, x] | |
x2 = x | |
} | |
return l2 | |
end | |
def convert1(l, x) | |
l << convert(len(x, /0+/).sort) | |
end | |
def outd(f, l, n = '') | |
f.puts("$dat#{n} << eof") | |
k = l[0].keys | |
f.puts(k.join("\t")) | |
l.each { |x| f.puts(x.values.join("\t")) } | |
f.puts('eof') | |
return k | |
end | |
def triplets(l1, f, n = '') | |
l2 = [] | |
l1.each_with_index \ | |
{ | |
|l, t| | |
l.each { |x, y| l2 << {'x' => x, 'y' => y, 't' => t}} | |
l2 << {} | |
} | |
outd(f, l2, n) | |
end | |
def hist1(l) | |
l2 = [] | |
l.reverse.each_with_index \ | |
{ | |
|ns, j| | |
convert1(l2, ns) | |
} | |
f = File.open('gnuplot4.cmd', 'w') | |
triplets(l2.reverse, f, 1) | |
f.puts("reset; plot $dat1 using (column('x')):(column('y')):(column('t')) with line linecolor palette lw 2") | |
f.close | |
end | |
def hist2(l) | |
l2 = [] | |
l.each_with_index \ | |
{ | |
|ns| | |
mx1 = len(ns, /0+/).max | |
mx0 = len(ns, /1+/).max | |
l2 << {'mx1' => mx1, 'mx0' => mx0} | |
} | |
outafn(l2, {}, 'gnuplot5.cmd') | |
end | |
def graphs(h, l1) | |
outafn(h.values[0].map { |x| fmt(x.dup) }.sort_by { |x| x['t']}, {}, 'gnuplot1.cmd') | |
a = {'t1' => 'pt 5 ps 0.25'} | |
a = {'t1' => nil} | |
outafn(l1.map { |x| x1 = fmt(x.dup); x1['t1'] = x1.delete('t'); x1 }, a, 'gnuplot2.cmd') | |
grid(l = sample(l1, 250).map { |x| x['ns'] }) | |
hist1(l) | |
hist2(l) | |
f = File.open('gnuplot6.cmd', 'w') | |
l2 = [] | |
l.each_with_index \ | |
{ | |
|ns, j| | |
c = 0 | |
l1 = [] | |
ns.reverse.split('').each_with_index { |x1, i| l1 << [i, (c += [-1, 1][x1.to_i])] } | |
l2 << l1 | |
} | |
triplets(l2, f) | |
f.puts("reset; plot $dat using (column('x')):(column('y')):(column('t')) with line linecolor palette lw 2") | |
f.close | |
end | |
def g(x) | |
gap(x) | |
p({'x' => x, '$x' => $x, '$g' => $g, '$gd' => $gd}) | |
end | |
def testgap() | |
[5, 6, 1, 2, 9, 1, 3].each { |x| g(x) } | |
exit | |
end | |
$x = [] | |
$g = {} | |
$gd = {} | |
#testgap() | |
c = 2e3 | |
k = 'c' | |
#k = 'cg' | |
h = opt({k => 1, 'g' => 1}, 200, nil, l1 = [], c.to_i) | |
l1.sort_by! { |x| x[k] } | |
graphs(h, l1) | |
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