aibiosecure-brain / simulation.py
joduor's picture
Upload folder using huggingface_hub
cecd055 verified
Raw
History Blame Contribute Delete
10.9 kB
"""AI-BioSecure Morphic Simulation Engine
Gray-Scott reaction-diffusion parameterized by cumulative audit data.
Palette: governance blue, biosafety cyan, biosecurity crimson, AI safety emerald,
compliance gold, ethics violet, dual-use orange.
"""
from __future__ import annotations
import io
import numpy as np
from PIL import Image, ImageDraw, ImageFilter, ImageFont
# ── Audit color palette ────────────────────────────────────────────────────
_BLACK = np.array([5, 5, 10], dtype=np.float32)
_SLATE = np.array([15, 20, 35], dtype=np.float32)
_BLUE = np.array([40, 90, 210], dtype=np.float32) # governance royal blue
_CYAN = np.array([0, 190, 200], dtype=np.float32) # biosafety cyan
_TEAL = np.array([0, 140, 150], dtype=np.float32)
_CRIMSON = np.array([200, 30, 50], dtype=np.float32) # biosecurity crimson
_CHAR = np.array([40, 20, 25], dtype=np.float32)
_EMERALD = np.array([20, 190, 110], dtype=np.float32) # AI safety emerald
_AMBER = np.array([245, 165, 15], dtype=np.float32)
_GOLD = np.array([230, 180, 20], dtype=np.float32) # compliance gold
_CREAM = np.array([240, 225, 190], dtype=np.float32)
_VIOLET = np.array([140, 60, 220], dtype=np.float32) # ethics violet
_MAGENTA = np.array([210, 40, 170], dtype=np.float32)
_ORANGE = np.array([245, 120, 20], dtype=np.float32) # dual-use orange
_DEEPRED = np.array([170, 20, 20], dtype=np.float32)
_WHITE = np.array([235, 240, 255], dtype=np.float32)
DOMAIN_PALETTES: dict[str, tuple[np.ndarray, np.ndarray, np.ndarray]] = {
"governance": (_BLUE, _SLATE, _WHITE),
"biosafety": (_CYAN, _TEAL, _WHITE),
"biosecurity": (_CRIMSON, _CHAR, _WHITE),
"ai_safety": (_EMERALD, _AMBER, _WHITE),
"compliance": (_GOLD, _CREAM, _WHITE),
"ethics": (_VIOLET, _MAGENTA, _WHITE),
"dual_use": (_ORANGE, _DEEPRED, _WHITE),
"default": (_CYAN, _BLUE, _WHITE),
}
# Domain -> Gray-Scott parameters.
# Governance/biosecurity/dual-use (highest-stakes) -> low f, complex labyrinthine.
# Compliance/biosafety (procedural) -> higher f, spotted/defined.
DOMAIN_PARAMS: dict[str, tuple[float, float]] = {
"governance": (0.026, 0.053),
"biosafety": (0.037, 0.061),
"biosecurity": (0.024, 0.055),
"ai_safety": (0.033, 0.058),
"compliance": (0.040, 0.062),
"ethics": (0.029, 0.057),
"dual_use": (0.023, 0.054),
"default": (0.037, 0.060),
}
# ── Color LUT builder ─────────────────────────────────────────────────────────
def build_lut(c1: np.ndarray, c2: np.ndarray, c3: np.ndarray) -> np.ndarray:
"""Build 256x3 uint8 LUT: black -> slate -> c1 -> c2 -> c3 -> white."""
stops = [
(0, _BLACK),
(45, _SLATE),
(90, c1 * 0.5),
(130, c1),
(170, c2),
(210, c3 * 0.9),
(245, c3),
(255, _WHITE),
]
lut = np.zeros((256, 3), dtype=np.float32)
for i in range(len(stops) - 1):
i0, a = stops[i]
i1, b = stops[i + 1]
span = i1 - i0
for j in range(i0, i1):
t = (j - i0) / span
lut[j] = a * (1 - t) + b * t
lut[255] = _WHITE
return np.clip(lut, 0, 255).astype(np.uint8)
# ── Gray-Scott engine ─────────────────────────────────────────────────────────
def _laplacian(z: np.ndarray) -> np.ndarray:
return (
np.roll(z, 1, 0) + np.roll(z, -1, 0) +
np.roll(z, 1, 1) + np.roll(z, -1, 1) - 4.0 * z
)
def run_gray_scott(
w: int, h: int, iters: int,
feed: float, kill: float,
seed: int, n_patches: int,
) -> np.ndarray:
rng = np.random.default_rng(seed)
u = np.ones((h, w), dtype=np.float32)
v = np.zeros((h, w), dtype=np.float32)
r = max(5, min(w, h) // 16)
for _ in range(n_patches):
cx = int(rng.integers(r, w - r))
cy = int(rng.integers(r, h - r))
noise = 0.05 * rng.random((2*r, 2*r)).astype(np.float32)
u[cy-r:cy+r, cx-r:cx+r] = 0.50 + noise
v[cy-r:cy+r, cx-r:cx+r] = 0.25 + noise
Du, Dv = 0.16, 0.08
for _ in range(iters):
uvv = u * v * v
u += Du * _laplacian(u) - uvv + feed * (1.0 - u)
v += Dv * _laplacian(v) + uvv - (feed + kill) * v
np.clip(u, 0.0, 1.0, out=u)
np.clip(v, 0.0, 1.0, out=v)
return v
# ── Renderer ──────────────────────────────────────────────────────────────────
_FONT = None
def _font(size=11):
global _FONT
if _FONT is None:
try:
_FONT = ImageFont.truetype("/usr/share/fonts/truetype/dejavu/DejaVuSansMono.ttf", size)
except Exception:
_FONT = ImageFont.load_default()
return _FONT
def _render(v: np.ndarray, lut: np.ndarray, size: int) -> Image.Image:
vn = (v - v.min()) / (v.max() - v.min() + 1e-9)
vs = np.clip(vn * 1.9 - 0.1, 0.0, 1.0)
idx = (vs * 255).astype(np.uint8)
rgb = lut[idx]
img = Image.fromarray(rgb, "RGB").resize((size, size), Image.BILINEAR)
glow = img.filter(ImageFilter.GaussianBlur(3))
return Image.blend(img, glow, 0.3)
def _hud(img: Image.Image, domain: str, generation: int,
label: str, feed: float, kill: float) -> Image.Image:
w, h = img.size
draw = ImageDraw.Draw(img, "RGBA")
font = _font(11)
bracket = (0, 190, 200, 160)
blen = 22
for bx, by in [(6, 6), (w-6, 6), (6, h-6), (w-6, h-6)]:
sx = 1 if bx < w//2 else -1
sy = 1 if by < h//2 else -1
draw.line([(bx, by), (bx + sx*blen, by)], fill=bracket, width=2)
draw.line([(bx, by), (bx, by + sy*blen)], fill=bracket, width=2)
draw.rectangle([(0, 0), (w, 26)], fill=(5, 5, 15, 210))
draw.text((10, 6), "AI-BIOSECURE · 2ND BRAIN", fill=(0, 190, 200, 220), font=font)
draw.text((w - 72, 6), f"GEN {generation:03d}", fill=(140, 60, 220, 200), font=font)
draw.rectangle([(0, h-26), (w, h)], fill=(5, 5, 15, 210))
draw.text((10, h-19), label, fill=(180, 200, 230, 200), font=font)
draw.text((w-130, h-19), f"f={feed:.4f} k={kill:.4f}", fill=(80, 120, 180, 160), font=font)
domain_colors = {
"governance": (40, 90, 210), "biosafety": (0, 190, 200),
"biosecurity": (200, 30, 50), "ai_safety": (20, 190, 110),
"compliance": (230, 180, 20), "ethics": (140, 60, 220),
"dual_use": (245, 120, 20), "default": (100, 140, 255),
}
dc = domain_colors.get(domain, (100, 140, 255))
draw.rectangle([(w-105, 28), (w-6, 48)], fill=(*dc, 180))
draw.text((w-100, 32), domain[:13].upper(), fill=(255, 255, 255, 230), font=font)
return img
def generate_audit_image(
dominant_domain: str = "default",
trust_score: float = 0.70,
session_count: int = 1,
pattern_generation: int = 1,
risk_turbulence: float = 0.5,
out_size: int = 512,
grid: int = 220,
iterations: int = 900,
) -> bytes:
base_f, base_k = DOMAIN_PARAMS.get(dominant_domain, DOMAIN_PARAMS["default"])
trust_norm = max(0.0, min(1.0, trust_score))
turb_norm = max(0.0, min(1.0, risk_turbulence))
feed = round(base_f + turb_norm * 0.008, 5)
kill = round(base_k + trust_norm * 0.006, 5)
seed = (session_count * 17 + pattern_generation * 11 + 7) % (2**31)
n_patches = min(2 + session_count // 6, 14)
v = run_gray_scott(grid, grid, iterations, feed, kill, seed, n_patches)
c1, c2, c3 = DOMAIN_PALETTES.get(dominant_domain, DOMAIN_PALETTES["default"])
lut = build_lut(c1, c2, c3)
img = _render(v, lut, out_size)
label = f"{dominant_domain} · trust {trust_score:.2f} · turbulence {risk_turbulence:.2f}"
img = _hud(img, dominant_domain, pattern_generation, label, feed, kill)
buf = io.BytesIO()
img.save(buf, "PNG", optimize=True)
return buf.getvalue()
def generate_audit_heatmap(
trust_score_history: list[float],
domain_frequency: dict[str, int],
out_size: int = 512,
) -> bytes:
img = Image.new("RGB", (out_size, out_size), (5, 5, 15))
draw = ImageDraw.Draw(img)
font = _font(11)
w, h = out_size, out_size
draw.rectangle([(0, 0), (w, 30)], fill=(10, 20, 50))
draw.text((10, 8), "AI-BIOSECURE 2ND BRAIN — AUDIT INTELLIGENCE MAP", fill=(0, 190, 200), font=font)
pw = w // 2 - 10
strip_top, strip_bot = 50, h - 60
strip_h = strip_bot - strip_top
draw.text((10, 36), "TRUST SCORE HISTORY", fill=(80, 140, 220), font=font)
hist = trust_score_history[-pw:] if len(trust_score_history) > pw else trust_score_history
for i, tv in enumerate(hist):
t = max(0.0, min(1.0, tv))
r = int(200 - (200 - 30) * t)
g = int(80 + (190 - 80) * t)
b = int(80 + (200 - 80) * t)
bh = int(strip_h * t)
draw.line([(10+i, strip_bot), (10+i, strip_bot - bh)], fill=(r, g, b))
draw.rectangle([(8, strip_top), (10+pw, strip_bot)], outline=(30, 50, 100), width=1)
rx = w // 2 + 5
draw.text((rx, 36), "DOMAIN ACTIVITY", fill=(80, 140, 220), font=font)
domain_colors_map = {
"governance": (40, 90, 210),
"biosafety": (0, 190, 200),
"biosecurity": (200, 30, 50),
"ai_safety": (20, 190, 110),
"compliance": (230, 180, 20),
"ethics": (140, 60, 220),
"dual_use": (245, 120, 20),
}
mx = max(domain_frequency.values()) if domain_frequency else 1
bw = (w - rx - 15) // max(len(domain_frequency), 1)
bx = rx + 5
for domain, n in domain_frequency.items():
ratio = n / max(mx, 1)
bh = int((strip_h - 20) * ratio)
col = domain_colors_map.get(domain, (100, 140, 220))
draw.rectangle([(bx, strip_bot-bh), (bx+bw-5, strip_bot)], fill=col)
draw.text((bx, strip_bot+4), domain[:8], fill=(160, 190, 230), font=font)
draw.text((bx, strip_bot-bh-14), str(n), fill=(210, 220, 240), font=font)
bx += bw
bt = h - 56
draw.text((10, bt-16), "TRUST TREND", fill=(80, 140, 220), font=font)
scores = trust_score_history[-(w-20):] if len(trust_score_history) > w-20 else trust_score_history
if len(scores) > 1:
pts = [(10 + int(i*(w-20)/len(scores)), bt + int((1-s)*40)) for i, s in enumerate(scores)]
for i in range(len(pts)-1):
draw.line([pts[i], pts[i+1]], fill=(0, 190, 200), width=2)
draw.rectangle([(8, bt), (w-8, h-12)], outline=(30, 50, 100), width=1)
buf = io.BytesIO()
img.save(buf, "PNG", optimize=True)
return buf.getvalue()