{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990002912},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990002838","499:4990002755","499:4990002745","499:4990002837","499:4990003105","499:4990001896","499:4990003250","499:4990002430","499:4990002253","499:4990003373","499:4990002895","499:4990001891","499:4990003039","499:4990002908","499:4990002898","499:4990003313","499:4990001539","499:4990002821","499:4990002597","499:4990001722","499:4990002164","499:4990001538","499:4990002907","499:4990001714","499:4990002510"],"twin_admin_codes":[499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499],"twin_sims":[0.9690352769238794,0.9491270614814263,0.91726858157091,0.8956349782853452,0.8937296396674883,0.8856964824408636,0.8724831037841678,0.8577867979949991,0.8549288684060832,0.8498677721602386,0.848571908069506,0.8448850815759643,0.8419272953111775,0.8414858240297022,0.836764764218343,0.8327355749294942,0.8247292505462317,0.8234625442325306,0.8228205164560639,0.8115381166092197,0.809827617196419,0.8086474430184565,0.8070643907018751,0.8036271539880304,0.7987678292525822],"twin_dists":[0.032574562814526024,0.04196879517142009,0.05397373627711737,0.0609780674021055,0.06156433350838944,0.06399029669415,0.06783676308346216,0.07193679679701735,0.07271510247884579,0.07407959327839808,0.07442622923822549,0.07540657660369714,0.07618699473928563,0.07630302680325184,0.07753676451921988,0.07857978000346806,0.0806268782960574,0.08094780263079485,0.08111016546520813,0.08393226992172557,0.08435522858889558,0.08464633858951881,0.08503592404753979,0.08587834099277097,0.08706143828581261],"n_dims_used":44,"mean_confidence":0.9252763227982954},"coverage":{"mean_confidence":0.9252763227982954,"n_dims_used":44,"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}}