{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930001018},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930001674","493:4930002676","493:4930004205","493:4930004349","493:4930003183","493:4930003365","493:4930003364","493:4930004037","494:4940000315","493:4930001843","493:4930001833","493:4930004044","493:4930004219","480:4800006060","493:4930004201","493:4930004351","493:4930004353","494:4940000119","493:4930003188","493:4930001672","493:4930004930","493:4930001525","493:4930003366","493:4930004060","493:4930004505"],"twin_admin_codes":[493,493,493,493,493,493,493,493,494,493,493,493,493,480,493,493,493,494,493,493,493,493,493,493,493],"twin_sims":[0.4859394089573385,0.44038638806496555,0.407460506464746,0.40284214097890286,0.3878294822328344,0.34626798882067233,0.345648934855563,0.3355288312165598,0.30074172344611255,0.2926697128405872,0.28529128153114297,0.2686252765102961,0.2607328165899944,0.2583265202571532,0.2530532415809664,0.23050481762286598,0.22563772600256932,0.22430117057148224,0.2153761138297889,0.21039062067037997,0.20811963180153828,0.2043589622813405,0.20147028757308147,0.18555555641299057,0.18455581424015147],"twin_dists":[0.15603016647552467,0.16633091887048815,0.17403290505563254,0.1751342416083792,0.17875462399350697,0.18914847113853353,0.1893079732553305,0.1919373908482014,0.20132669028680225,0.20359337432662722,0.20569794856598425,0.21057600375439745,0.21295131903085587,0.21368445685407447,0.21530631294551875,0.22249766608417862,0.22410967429994227,0.22455637762682995,0.22758586549543341,0.22931505225428161,0.23011195317850494,0.23144473305158872,0.23247992968582898,0.2383754809679281,0.23875744716903055],"n_dims_used":45,"mean_confidence":0.927142842610677},"coverage":{"mean_confidence":0.927142842610677,"n_dims_used":45,"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}}