{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003880},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004158","490:4900003864","490:4900001697","490:4900004580","490:4900001426","490:4900004013","490:4900003204","490:4900003734","490:4900003614","490:4900003215","490:4900002452","490:4900003193","490:4900003464","490:4900003192","490:4900003199","490:4900003336","490:4900002461","490:4900002611","490:4900003739","490:4900001840","490:4900003208","490:4900003340","490:4900004426","490:4900004009","490:4900004156"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6777184691587412,0.6234788443512154,0.6097138297315414,0.6013810368999121,0.5887032374469134,0.5781840716015678,0.5746069786302505,0.545106993720032,0.54357383693827,0.5278905625150209,0.5214527078303699,0.5168770258566991,0.5051565986125331,0.49613460301867857,0.4808873364148389,0.4761425216030045,0.4673773531650371,0.4654806544712212,0.46410579636897586,0.46157343979366056,0.4524801470974607,0.4452629271283259,0.4429266013778723,0.4415548690432325,0.4379021346927303],"twin_dists":[0.11455832600442772,0.12624447449310489,0.12919287893090123,0.13097718614975296,0.13369290871399397,0.13594862793724252,0.1367164475383341,0.14307113873983646,0.14340281075355862,0.14680600777924,0.14820912008672804,0.14920880674017925,0.15177952992739138,0.1537692004422758,0.1571558858636266,0.15821655828640746,0.16018514256262667,0.16061276408729036,0.16092311044824897,0.16149558065814706,0.1635605478979254,0.16521038665874474,0.16574663360803385,0.16606198953687196,0.16690360614351782],"n_dims_used":45,"mean_confidence":0.9166954888237847},"coverage":{"mean_confidence":0.9166954888237847,"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}}