{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730003851},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000004280","473:4730001990","500:5000001981","473:4730001482","478:4780006251","500:5000003391","489:4890004124","489:4890004437","473:4730004039","470:4700007373","500:5000002898","500:5000004988","500:5000002345","473:4730001659","500:5000006110","500:5000001988","473:4730001463","500:5000002332","475:4750011521","477:4770000502","500:5000002309","473:4730002154","478:4780006259","475:4750011588","473:4730003743"],"twin_admin_codes":[500,473,500,473,478,500,489,489,473,470,500,500,500,473,500,500,473,500,475,477,500,473,478,475,473],"twin_sims":[0.6439028413650346,0.5419321130009808,0.5296731749451372,0.40826324888711685,0.39944780741085884,0.39086203272658515,0.3511194921802707,0.3475839572460641,0.3453379162551617,0.3326651046909481,0.33164896748508893,0.31446254266371193,0.3092528712696855,0.30663274319271544,0.303540701476594,0.2985583885771033,0.29708270829769723,0.2826097403299734,0.2799236651884591,0.27381125482514207,0.2686804868359025,0.26532269882203163,0.264152291542149,0.26234294507770395,0.2597226387164691],"twin_dists":[0.12186178325245084,0.14375815601638492,0.1464181623223254,0.17384204380158824,0.17594730692882724,0.17801814429557075,0.18790362545092001,0.18880990549304472,0.18938816569298617,0.1926891869407107,0.19295679433751597,0.19755359441566656,0.19897483404415997,0.19969481265270136,0.2005490504058796,0.201936223413015,0.2023496777907074,0.2064708917627094,0.20724959825193812,0.20903872736809068,0.21055954167865815,0.21156458009855197,0.21191676089770609,0.21246312466600434,0.2132585740523536],"n_dims_used":45,"mean_confidence":0.9124189588758681},"coverage":{"mean_confidence":0.9124189588758681,"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}}