{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960001966},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001836","496:4960003451","496:4960003727","496:4960001134","496:4960001132","496:4960003322","496:4960001245","496:4960001599","496:4960001362","496:4960001968","496:4960002223","496:4960001964","496:4960001972","496:4960001469","496:4960002218","496:4960002764","496:4960002768","496:4960003610","496:4960003185","496:4960001129","496:4960002091","496:4960001971","496:4960001595","496:4960001600","496:4960003454"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496],"twin_sims":[0.7754749811105633,0.7507914290586264,0.7424849896837702,0.6771737432716057,0.6461359310495699,0.6297831205238419,0.6098944018041239,0.6063376584889965,0.603090226185561,0.5974829188231026,0.5973672352616008,0.5833005451319832,0.5720566977165459,0.5527053338748062,0.5390437621134532,0.5363622316689359,0.5317872474197193,0.5274024858135348,0.525209239618233,0.5111233093022256,0.5010644483659464,0.5007677909390972,0.48814404231726516,0.4754844928802234,0.47311070711890385],"twin_dists":[0.09261782294014766,0.09833263760996787,0.10022282566571118,0.11467665742532344,0.12138164046230479,0.12489304586226442,0.12915421247686495,0.12991581404329522,0.1306111843158595,0.1318119945683744,0.1318367710793598,0.13485108996512324,0.13726414479394974,0.14142971133980137,0.14438381278607632,0.14496524192774082,0.14595856072476826,0.14691224868697417,0.14738992534856785,0.15046892976205453,0.1526807639724252,0.15274617644665958,0.1555400574635219,0.15836392578188052,0.15889610000234697],"n_dims_used":45,"mean_confidence":0.9369527180989583},"coverage":{"mean_confidence":0.9369527180989583,"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}}