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December 15, 2020 00:52
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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 seqc(n, c) | |
l = [n] | |
n1 = n | |
while (n != 1 && (l.size < c || n >= n1)) | |
n = f2(n) | |
l << n | |
end | |
return l | |
end | |
def outin(fn) | |
l = (f = File.open(fn)).readlines | |
f.close | |
raise if (l.shift.chop != '$dat << eof') | |
k = l.shift.split | |
i = l.index("eof\n") | |
raise if (i.nil?) | |
l[i..-1] = [] | |
l2 = l.map { |x| Hash[[k, x.split.map { |x| Kernel.eval(x) }].transpose] } | |
l2.each { |x| x['ns'] = x['ns'].to_s } | |
$stderr.puts([fn, l2.size].inspect) | |
return l2 | |
end | |
def load(l1 = (1..5)) | |
l = [] | |
l1.each \ | |
{ | |
|i| | |
l.concat(outin("gnuplot#{i}-1.cmd")) | |
} | |
return l | |
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 len1(ns) | |
return len(ns, /0+/) | |
end | |
def len0(ns) | |
return len(ns, /1+/) | |
end | |
def len01(ns) | |
return len1(ns), len0(ns) | |
end | |
def e(ns) | |
return 0 if (ns.empty?) | |
return len01(ns).flatten.size.to_f / ns.length | |
end | |
def d(s) | |
return 0 if (s.empty?) | |
c = s.split('').select { |x| x == '1' }.size | |
d = c.to_f / s.length | |
return d | |
end | |
def midpt(ns) | |
w2 = ns.length / 4 | |
l = ns.split('') | |
i = j = 0 | |
while (i < w2 && j < l.size) | |
i += l[j].to_i | |
j += 1 | |
end | |
return j.to_f / ns.length | |
end | |
def d1(s) | |
c = s.split('').select { |x| x == '1' }.size | |
return c | |
end | |
def midpt2(ns) | |
w2 = d1(ns) / 2 | |
l = ns.split('') | |
i = j = 0 | |
while (i < w2 && j < l.size) | |
i += l[j].to_i | |
j += 1 | |
end | |
return j.to_f / ns.length | |
end | |
def log2(x) | |
return Math.log(x) / Math.log(2.0) | |
end | |
def features(ns) | |
d = d(ns) - 0.5 | |
e = e(ns) - 0.5 | |
nw = ns.length | |
nw2 = nw / 2 | |
nshi = ns[0...nw2] | |
nslo = ns[nw2..-1] | |
dlo = d(nslo) - 0.5 | |
dhi = d(nshi) - 0.5 | |
elo = e(nslo) - 0.5 | |
ehi = e(nshi) - 0.5 | |
mp1 = midpt(ns) - 0.5 | |
mp2 = midpt2(ns) - 0.5 | |
l0 = len0(ns) | |
mx0 = l0.empty? ? 0 : l0.max | |
mx1 = len1(ns).max | |
mx01 = [mx0, mx1].max | |
mx = log2(log2(ns.to_i(2).to_f)) | |
a0 = l0.empty? ? 0 : avg(l0) | |
a1 = avg(len1(ns)) | |
a01 = avg(len01(ns).flatten) | |
return { | |
"d" => d, | |
"e" => e, | |
"ea" => e.abs, | |
"da" => d.abs, | |
"dlo" => dlo, | |
"dhi" => dhi, | |
"elo" => elo, | |
"ehi" => ehi, | |
'mp1' => mp1, | |
"mp2" => mp2, | |
'mx0' => mx0.to_f / ns.length, | |
'mx1' => mx1.to_f / ns.length, | |
'mx01' => mx01.to_f / ns.length, | |
'a0' => a0 / ns.length, | |
'a1' => a1 / ns.length, | |
'a01' => a01 / ns.length, | |
'a1m' => a1 / mx, | |
"nw" => ns.length | |
} | |
end | |
def smooth(x) | |
l = x['l'].map { |x| features(x.to_s(2)) } | |
(ks = l[0].keys).each { |k| runavg(l, k, l.size, "#{k}_a") } | |
a1 = Hash[[ks, l[-1].values_at(*ks.map { |x| "#{x}_a" })].transpose] | |
a = {'ns' => x['ns'], | |
$k => x[$k], | |
'cm' => x['cm'], | |
'cg' => x['cg'], | |
}.merge(a1) | |
return a | |
end | |
def dataset(l) | |
return l.map { |x| x.empty? ? {} : smooth(x) } | |
end | |
def sum(l) | |
return l.inject(0) { |t, x| t + x } | |
end | |
def avg(l) | |
return sum(l).to_f / l.size | |
end | |
def outd(f, l) | |
f.puts('$dat << eof') | |
k = l[0].keys | |
f.puts(k.join("\t")) | |
l.each { |x| f.puts(x.values.join("\t")) } | |
f.puts('eof') | |
return k | |
end | |
def hide(a, x) | |
return (a.member?(x) && a[x].nil?) | |
end | |
def plot(f, d, k, a, t = nil) | |
f.puts("# #{t}") if (!t.nil?) | |
f.puts("set colors classic; set title '#{t}'; ") | |
# f.puts("set key top right opaque; ") | |
f.puts("set ytics nomirror; set y2tics;") | |
f.puts("plot \\") | |
k.each \ | |
{ | |
|x| | |
next if (hide(a, x)) | |
opt = a.fetch(x, '') | |
opt = ' with line ' + opt if (!opt.include?('with')) | |
opt += ' lw 2 ' if (!opt.include?('lw')) | |
f.puts("#{d} using (column('#{x}')) #{opt} title '#{x}',\\") | |
} | |
f.puts | |
# f.puts("reset; pause -1;") | |
end | |
def outa(f, l, a = {}, t = nil) | |
k = outd(f, l) | |
plot(f, '$dat', k, a, t) | |
end | |
def outafn(l, a = {}, fno = nil, t = '') | |
outa(f = File.open(fn = "gnuplot#{fno}.cmd", 'w'), l, a, t) | |
f.close | |
$stderr.puts([fn, l.size, t, l[0].keys].inspect) | |
end | |
def streamafn(a = nil, a1 = {}, fno = nil, t = nil) | |
$f, $n = [{}, 1] if ($f.nil?) | |
fno = $n if (fno.nil?) | |
if (a.nil?) then | |
$f[$f.keys.last]['f'].close | |
$n += 1 | |
return | |
end | |
if (!$f.member?(fno)) then | |
$f[fno] = {'fn' => (fn2 = "out#{fno}.txt"), | |
'f' => File.open(fn2, 'w')} | |
$f[fno]['f'].puts(a.keys.join("\t")) | |
plot(f = File.open(fn = "gnuplot#{fno}.cmd", 'w'), "'#{fn2}'", a.keys, a1, t) | |
f.close | |
$stderr.puts([fn, fn2, t, a.keys].inspect) | |
end | |
$f[fno]['f'].puts(a.values.join("\t")) | |
$f[fno]['f'].flush | |
end | |
def cg(l2) | |
cg = l2.index { |x| x < l2[0] } | |
return cg | |
end | |
def seqg(n) | |
n1 = n | |
l = [n1] | |
while (n != 1 && n >= n1) | |
n = f2(n) | |
l << n | |
end | |
return l | |
end | |
def derive(a) | |
a['hm'] = a['cm'].to_f / a['ns'].length | |
a['hg'] = a['cg'].to_f / a['ns'].length | |
end | |
def resample(l, c, l1 = []) | |
mn = l[0][$k] | |
mx = l[-1][$k] | |
l2 = [] | |
c.times \ | |
{ | |
|i| | |
y = mn + i.to_f / (c - 1) * (mx - mn) | |
j = (0...l.size).min_by { |x1| (l[x1][$k] - y).abs } | |
x = l[j] | |
next if (l2.member?(x)) | |
l2 << x | |
l1 << j | |
} | |
$stderr.puts(['resample', mn.round(3), mx.round(3), c, l2.size].inspect) | |
return l2 | |
end | |
def subglides(l, c, c1 = nil) | |
c1 = [$c, c1, 50].compact.first | |
l3 = [] | |
l.each \ | |
{ | |
|x| | |
ns = x['ns'] | |
l2 = seqg(ns.to_i(2)) | |
cm = (0...l2.size).max_by { |x| l2[x] } | |
(0...cm).each \ | |
{ | |
|i| | |
l1 = l2[i..-1] | |
next if (l1.size < c1) | |
ns = l1[0].to_s(2) | |
cg = cg(l1) | |
cm = (0..cg).max_by { |x| l1[x] } | |
a = {'ns' => ns, 'cm' => cm, 'cg' => cg} | |
derive(a) | |
next if (a['hg'] < 0.05) | |
l3 << a.merge({'i' => i, 'l' => l1[0...c1]}) | |
} | |
} | |
l3.sort_by! { |x| x[$k] } | |
l4 = resample(l3, c) | |
$stderr.puts(['subglides', c1, l3.size, l4.size].inspect) | |
return l4 | |
end | |
def keys(l, ks) | |
return l.map \ | |
{ | |
|x| | |
Hash[[ks, x.values_at(*ks)].transpose] | |
} | |
end | |
def runavg(l, k, c, ka = "#{k}a") | |
l1 = l.map { |x| x[k] } | |
t = sum(l1[0...c]) | |
l2 = (['-'] * (c - 1)) + [t.to_f / c] | |
while (l1.size > c) | |
t -= l1.shift | |
t += l1[c - 1] | |
l2 << (t.to_f / c) | |
end | |
l.each_with_index { |x, i| x[ka] = l2[i] } | |
end | |
def io(l, l3 = []) | |
fn = 'outline2.txt' | |
if (!File.exists?(fn)) then | |
l3.replace(load()) | |
l1 = subglides(l3, 1000 + 2 * $c3) | |
l.replace(dataset(l1)) | |
f = File.open(fn, 'w') | |
l.each { |x| f.puts(x.inspect) } | |
f.close | |
$stderr.puts(['out', fn, l.size].inspect) | |
else | |
f = File.open(fn) | |
l.replace(f.readlines.map { |x| Kernel.eval(x) }) | |
f.close | |
$stderr.puts(['in', fn, l.size].inspect) | |
end | |
end | |
def near(x, l, wt, k2 = '', l1 = []) | |
l.each_with_index \ | |
{ | |
|x1, j| | |
next if (x == x1) | |
z = 0 | |
['d', 'e', 'da', 'ea', 'dlo', 'dhi', 'elo', 'ehi', 'mp1', 'mp2', | |
'mx0', 'mx1', 'mx01', 'a0', 'a1', 'a01', 'a1m'].each \ | |
{ | |
|k1| | |
k = "#{k1}#{k2}" | |
z += ((x[k] - x1[k1]) ** 2) * wt.fetch(k, 1.0) | |
} | |
l1 << [z, j] | |
} | |
l1.sort_by! { |x| x[0] } | |
i = 0 | |
i += 1 while (i + 1 < l1.size && l1[i][0] == l1[i + 1][0]) | |
return (0..i).map { |x| l[l1[x][1]].merge({'z' => l1[x][0], 'j1' => l1[x][1]}) } | |
end | |
def predict(l2, l1, wt = {}) | |
e1 = 0 | |
l1.each { |x| x['nn'] = []; x.delete('er2') } | |
ky = $k | |
l2.each_with_index \ | |
{ | |
|x, j| | |
next if (x.empty?) | |
l = near(x, l1, wt) | |
et = yt = zt = 0 | |
x['j1'] = [] | |
l.each \ | |
{ | |
|x1| | |
e = (x1[ky] - x[ky]).abs | |
yt += x1[ky] | |
et += e | |
zt += x1['z'] | |
a = {'er' => e, 'j' => j, 'z' => x1['z']} | |
x1['nn'] << a | |
x['j1'] << x1['j1'] | |
} | |
# $stderr.puts([j, l.size].inspect) if (l.size > 1) | |
x['y'] = yt / l.size | |
x['er1'] = et / l.size | |
x['z'] = zt / l.size | |
e1 += x['er1'] | |
} | |
et = e1 / l2.size | |
return et | |
end | |
def stat(k, l) | |
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 {"#{k}_a" => a, "#{k}_s" => sd, | |
"#{k}_mn" => l.min, "#{k}_mx" => l.max} | |
end | |
def axes2(x2) | |
return x2.inject({}) { |h, x| h.merge({x => 'axes x1y2' }) } | |
end | |
def sample3(l, n) | |
d = (l.size - 1).to_f / (n - 1) | |
l2 = [] | |
n.times \ | |
{ | |
|i| | |
j = (i * d).to_i | |
j += [-1, 0, 1][rand(3)] | |
j = [j, 0].max | |
j = [l.size - 1, j].min | |
l2 << l[j] | |
} | |
return l2 | |
end | |
def nearest(l, l2, c, wt) | |
predict(l, l2, wt) | |
l.sort_by! { |x| x['z'] } | |
l1 = l.slice!(0...c) | |
return l1 | |
end | |
def interleave(l0, l2, l3) | |
l2.replace(l0.values_at(*(0...l0.size).select { |x| x.odd? })) | |
l3.replace(l0.values_at(*(0...l0.size).select { |x| x.even? })) | |
end | |
def avgs(l) | |
ks = l[0][0].keys | |
l1 = [] | |
l[0].size.times \ | |
{ | |
|i| | |
l1[i] = Hash[[ks, ks.map { |k| avg(l.map { |x| x[i][k] }) }].transpose] | |
} | |
return l1 | |
end | |
def read(fn) | |
l = (f = File.open(fn)).readlines.map { |x| Kernel.eval(x) } | |
f.close | |
$stderr.puts(['read', fn, l.size].inspect) | |
return l | |
end | |
def buffer(fn, fnm) | |
if (!File.exists?(fnm)) then | |
l = fn.call | |
f = File.open(fnm, 'w') | |
l.each { |x| f.puts(x.inspect) } | |
f.close | |
else | |
l = read(fnm) | |
end | |
$stderr.puts([fn, fnm, l.size].inspect) | |
return l | |
end | |
def run() | |
c = 750 | |
n = 250 | |
ks = ['d', 'e', 'da', 'ea', 'dlo', 'dhi', 'elo', 'ehi', 'mp1', 'mp2', | |
'mx0', 'mx1', 'mx01', 'a0', 'a1', 'a01', 'a1m'] | |
fn = lambda \ | |
{ | |
io(l = []) | |
l0 = sample3(l, c) | |
predict(l0, l0) | |
l0.each \ | |
{ | |
|x| | |
next if (x['nn'].empty?) | |
x['er2'] = avg(x['nn'].map { |x1| x1['er'] }) | |
x['z2'] = avg(x['nn'].map { |x1| x1['z'] }) | |
} | |
l0 = l0.select { |x| x.member?('er2') } | |
l0.sort_by! { |x| x['er2'] } | |
runavg(l0, 'z2', 40) | |
runavg(l0, 'y', 40) | |
outafn(keys(l0, ['er2', 'z2', 'z2a', 'y', 'ya']), | |
{'er2' => 'axes x1y2', | |
'y' => 'axes x1y2', | |
'ya' => 'axes x1y2'}) | |
l1 = l0[0...n] | |
return l1 | |
} | |
l1 = buffer(fn, 'outline3.txt') | |
c2 = 50 | |
# c1 = 10 | |
c1 = 5 | |
c3 = c1 + c2 | |
l2 = read('db5.txt') | |
l2 = l2.select { |x| x['cg'] >= c3 }.sort_by { |x| -x['cg'] } | |
$stderr.puts({'l2' => l2.size, 'k' => l2.map { |x| x['k'] }.uniq, 'c3' => c3}.inspect) | |
l3 = l2.map \ | |
{ | |
|x| | |
l = seqc(x['n'].to_i, c3) | |
(0...c1).map \ | |
{ | |
|i| | |
l2 = l[i..-1] | |
next if (l2.size < c2) | |
ns = l2[0].to_s(2) | |
cg = cg(l2) | |
cm = (0..cg).max_by { |x| l2[x] } | |
a = {'ns' => ns, 'cm' => cm, 'cg' => cg, 'l' => l2[0...50], 'k' => x['k']} | |
derive(a) | |
next if (a['hg'] < 0.05) | |
a | |
} | |
} | |
l3 = l3.select { |x| x.compact.size == c1 } | |
p({'l3' => l3.size, 'k' => l3.map { |x| x[0]['k'] }.uniq}) | |
c4 = 50 | |
l3 = l3.select { |l2| l2[0]['ns'].length >= 50 } | |
p({'l3' => l3.size, 'k' => l3.map { |x| x[0]['k'] }.uniq, 'c4' => c4}) | |
l3.sort_by! { |l2| l2[0][$k] } | |
f = File.open('out11.txt', 'w') | |
l3.each { |l2| f.puts([l2[0][$k], l2[0]['ns'].length].join("\t")) } | |
f.close | |
f = File.open('out10.txt', 'w') | |
l4 = [] | |
# n = 2 | |
(0...c1).each \ | |
{ | |
|i| | |
l2 = dataset(l3.map { |x| x[i] }) | |
predict(l2, l1) | |
ks = [$k, 'y', 'z'] | |
ks = ['y'] | |
l4 << keys(l2, ks) | |
l2 = avgs(l4[0..i]) | |
# outafn(l2, {'z' => 'axes x1y2'}, n) | |
l2.size.times { |j| f.puts([j, l2[j]['y'], i].join("\t")) } | |
f.puts | |
n += 1 | |
} | |
f.close | |
end | |
$c3 = 250 | |
$k = 'hg' | |
run() | |
#plot 'out10.txt' using 1:2:(-$3) with line linecolor palette lw 2,'out11.txt' using 1 axes x1y2 with line lw 2 |
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