{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002435},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002675","489:4890003397","469:4690002992","480:4800004943","468:4680003886","468:4680001974","500:5000008253","480:4800004587","500:5000006135","481:4810003470","469:4690000764","478:4780002243","489:4890002125","467:4670001351","469:4690000989","496:4960010402","487:4870012325","489:4890003010","498:4980001446","480:4800004425","470:4700000894","480:4800003948","470:4700008217","479:4790004052","473:4730003184"],"twin_admin_codes":[489,489,469,480,468,468,500,480,500,481,469,478,489,467,469,496,487,489,498,480,470,480,470,479,473],"twin_sims":[0.3584691898604092,0.26464490698762305,0.07398775217603447,0.05550262846675509,0.055345920895020904,0.041375697529609304,0.041013982905749494,0.032574472860207,0.03123668340224108,0.027668421170421186,0.026860287183730052,0.023284836552972785,0.0232721993888893,0.020622601523909996,0.020302379683825436,0.019649329650125,0.01921419140851116,0.018365461861591627,0.018173424404493727,0.018079098313192144,0.01621855440856774,0.014547547219824304,0.014448120429008563,0.014383418686284894,0.013799899090750568],"twin_dists":[0.18603472571936425,0.21176841230802076,0.2963789132864228,0.31231100804825845,0.3124636748182438,0.3277915554610541,0.32824307542485825,0.3398756691861904,0.3419505291657886,0.3478825079354102,0.3493168102216211,0.35614762089963065,0.35617333055630973,0.36185221424081565,0.36258096777260385,0.36409876728734497,0.3651347304904997,0.367215764195647,0.3676982735976918,0.36793691169376813,0.37288226745050285,0.3777688248397798,0.37807491380614494,0.3782750998260586,0.3801173096831932],"n_dims_used":45,"mean_confidence":0.9167364332411024},"coverage":{"mean_confidence":0.9167364332411024,"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}}