{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007025},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007152","490:4900006658","490:4900002025","490:4900001729","490:4900001206","490:4900002035","490:4900005529","466:4660000615","490:4900002028","490:4900005934","490:4900007274","496:4960007336","466:4660000073","466:4660003126","493:4930007085","496:4960004670","466:4660002652","470:4700002798","466:4660007064","466:4660001155","466:4660009600","496:4960006241","470:4700001967","490:4900001453","466:4660002144"],"twin_admin_codes":[490,490,490,490,490,490,490,466,490,490,490,496,466,466,493,496,466,470,466,466,466,496,470,490,466],"twin_sims":[0.4642341457551775,0.3204214287832912,0.31747418915636333,0.2989211078435264,0.2857155195806744,0.2746126383216749,0.2662408235579782,0.2557889789519115,0.2537533765094189,0.24114379630997346,0.23033204719645942,0.2278200443434028,0.22000878730474288,0.21887607749930862,0.21867488037799038,0.21526386010284987,0.21265881882576193,0.2093827704475668,0.20824871802454728,0.20764361385515095,0.2042543678926202,0.20271162589899394,0.20255644392572186,0.1975450581638055,0.19690626899639546],"twin_dists":[0.1608941246579004,0.1959442507266882,0.1967380948360745,0.20183478084680925,0.20557606509026824,0.20880277711736056,0.21128898935145704,0.21446226236023722,0.21508975250096443,0.2190503204649423,0.22255450149128236,0.2233840608381479,0.22600308776113331,0.22638800083482236,0.22645651048179896,0.22762450058990696,0.2285249414745615,0.22966798582676304,0.2300664979752606,0.23027973991485953,0.23148204013085946,0.23203383839252054,0.2320895022343453,0.2339030919087972,0.23413653958523672],"n_dims_used":45,"mean_confidence":0.9160373263888889},"coverage":{"mean_confidence":0.9160373263888889,"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}}