{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000345},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000318","480:4800000572","480:4800000612","480:4800001045","480:4800000681","480:4800001089","480:4800000544","480:4800000967","480:4800000319","480:4800000645","480:4800000692","480:4800000375","480:4800000798","480:4800000690","480:4800000724","480:4800000320","480:4800001034","480:4800000434","480:4800000622","480:4800000471","480:4800000429","480:4800000571","480:4800000447","480:4800000725","480:4800000640"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7842463768177782,0.7241713566991239,0.7158069777631035,0.711401676780393,0.6831570313616997,0.6783131063864098,0.628299017227126,0.6242222479073398,0.5946682273045709,0.5898505418252076,0.5731767820342097,0.5634114593439887,0.5334152617038876,0.5214090326449468,0.5011752351877631,0.48530291526365715,0.47653440271521813,0.47310592672030694,0.4725708798039344,0.4516554222871147,0.4466325907266813,0.441901471910858,0.43101402523880294,0.4309359266714063,0.42942526659033564],"twin_dists":[0.09054628172047322,0.10434139815836406,0.10620282928225827,0.10717880752478069,0.11337537390359168,0.11442912129954663,0.12521127637709123,0.1260851606353004,0.13241487473296076,0.13344704285654344,0.13702356555101242,0.13912280735951135,0.14560488848503436,0.14821865236728324,0.1526563384076334,0.15617179105373796,0.15812882692056066,0.15889717259919434,0.15901724595057762,0.16374857705349774,0.16489651409554063,0.16598227109763394,0.1684982857429481,0.16851642501457229,0.1688675563683806],"n_dims_used":43,"mean_confidence":0.9145512248194495},"coverage":{"mean_confidence":0.9145512248194495,"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}}