{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001986},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001308","487:4870003618","487:4870003068","480:4800000994","500:5000007744","479:4790004620","495:4950000884","500:5000008873","498:4980004432","487:4870003207","488:4880003875","480:4800001485","480:4800001993","480:4800001649","479:4790004589","480:4800001235","480:4800005365","466:4660006826","487:4870000707","487:4870003762","499:4990001040","480:4800005273","480:4800002142","480:4800001806","487:4870003759"],"twin_admin_codes":[480,487,487,480,500,479,495,500,498,487,488,480,480,480,479,480,480,466,487,487,499,480,480,480,487],"twin_sims":[0.05834414457907529,0.009431966114722948,0.00660642261240471,0.0053885645885071954,0.005103954554438912,0.004969186221588558,0.004717266674760355,0.004345651210432381,0.004167642326879975,0.0040489726839833375,0.003946456488717152,0.003925225719750203,0.0034966822853359403,0.0034288804336878418,0.0033179810934209453,0.0030961560336418164,0.0030389690138831545,0.0029473906645032483,0.0028537148318166458,0.002687761415422791,0.002522981502335657,0.0024444794403703637,0.0023339973391597393,0.0022256027287958454,0.0020418047506277504],"twin_dists":[0.30960270564760023,0.39664487925500774,0.4115080038905298,0.4197770157175,0.42195178145597495,0.4230201332326339,0.42508956302060663,0.4283330551040181,0.4299769380395475,0.4311086561246713,0.4321108711918881,0.43232138274981474,0.4368086870698145,0.4375641469250163,0.4388296833659233,0.44148133913588455,0.44219304745163224,0.44335866919641986,0.44458575928528776,0.4468530476119926,0.4492348543680485,0.4504201166401357,0.45214876706335855,0.4539193228646295,0.45711100933830506],"n_dims_used":43,"mean_confidence":0.9133765642033067},"coverage":{"mean_confidence":0.9133765642033067,"n_dims_used":43,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}