{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000001464},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001358","485:4850007267","489:4890002902","485:4850007057","499:4990003533","474:4740005972","474:4740004153","477:4770000840","466:4660002839","470:4700005687","481:4810003694","470:4700007641","474:4740002065","500:5000000128","470:4700001007","485:4850001520","489:4890003380","489:4890002534","499:4990001937","500:5000000661","466:4660010769","467:4670002738","478:4780004816","474:4740000420","467:4670001126"],"twin_admin_codes":[500,485,489,485,499,474,474,477,466,470,481,470,474,500,470,485,489,489,499,500,466,467,478,474,467],"twin_sims":[0.3547440664264512,0.1399675275663337,0.11346040258862053,0.09609025435925973,0.08809546494925406,0.05120061403496485,0.049905276462688726,0.049879348524637615,0.04580172606900605,0.04066944021423696,0.03593674232656602,0.035513055902933306,0.034717709038246974,0.03226551243486977,0.031915940012468516,0.031172052845801674,0.030858866598962427,0.0308453000877508,0.030761091107028796,0.030162251541036852,0.02854724793468326,0.028172981318540742,0.02743048192346733,0.02732551238396331,0.027295257343861165],"twin_dists":[0.18697945538093852,0.25755422833625924,0.27095574430837743,0.2811095628854924,0.28627437695981856,0.31663835512934063,0.31800046242449387,0.3180280259950945,0.32251961842458765,0.3286762942340532,0.33496516366856083,0.33556184169088704,0.3366984686529754,0.34034829668667066,0.3408877352506248,0.3420526800678527,0.34255026483287493,0.34257191660006403,0.34270649443754336,0.3436727328592196,0.3463630949987294,0.3470051808980486,0.34830102172151894,0.3484866479672021,0.3485402644224779],"n_dims_used":45,"mean_confidence":0.9223353068033854},"coverage":{"mean_confidence":0.9223353068033854,"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}}