{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001480},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001904","490:4900002201","496:4960011982","469:4690002237","490:4900004734","490:4900002048","487:4870004714","490:4900002186","490:4900003221","490:4900005660","490:4900001758","490:4900001760","490:4900001334","469:4690001837","487:4870007197","490:4900001886","487:4870005551","469:4690003871","490:4900002486","496:4960010464","490:4900002026","490:4900001620","469:4690004244","496:4960006764","469:4690001497"],"twin_admin_codes":[490,490,496,469,490,490,487,490,490,490,490,490,490,469,487,490,487,469,490,496,490,490,469,496,469],"twin_sims":[0.6628116814847159,0.43934768217720754,0.42099329944310654,0.420491114266242,0.41639732244975136,0.4060244730764063,0.3961305181446424,0.38614911092012016,0.37561281070055674,0.3733530854142443,0.367632405362897,0.3650336286436244,0.36430643175630784,0.3608574953941825,0.35934493529857864,0.35636529212956375,0.3545882666012485,0.3526228174018872,0.34427839322546366,0.34267892833339475,0.3399235023279434,0.3358210026334694,0.33103290875286123,0.3302768172766015,0.3286687154793705],"twin_dists":[0.11778754945286593,0.1665702139640915,0.17083687899755717,0.1709546841294994,0.17191726533367482,0.17437475494141946,0.1767449611396777,0.179163885141191,0.18174972129207476,0.1823088751345255,0.1837319401864285,0.18438205503446595,0.18456438852319929,0.18543167553565834,0.18581336108860488,0.1865676707600719,0.18701907907847173,0.18751971816649696,0.18966163880025658,0.19007532454002235,0.19079041183305068,0.19186088519414987,0.19311925640330546,0.19331887331550401,0.19374426671743764],"n_dims_used":45,"mean_confidence":0.9159908718532986},"coverage":{"mean_confidence":0.9159908718532986,"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}}