{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000002425},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["475:4750012134","475:4750012164","475:4750012187","475:4750012163","475:4750002953","500:5000002294","475:4750012190","475:4750004715","475:4750012214","475:4750012238","475:4750002837","475:4750012263","475:4750003733","475:4750003829","473:4730001398","475:4750012357","500:5000002554","475:4750012189","475:4750002932","475:4750003926","475:4750005971","500:5000002423","475:4750012215","475:4750003286","500:5000002421"],"twin_admin_codes":[475,475,475,475,475,500,475,475,475,475,475,475,475,475,473,475,500,475,475,475,475,500,475,475,500],"twin_sims":[0.4047542869735822,0.3982322756010613,0.3859188275785348,0.38283085086680096,0.357683254678307,0.3559005217285582,0.34752362395670483,0.3356249950721302,0.3354692568046676,0.3321244626677822,0.32545022966882575,0.3235187236324989,0.3226450166467551,0.31940300763956964,0.31862685497530907,0.31445990351948283,0.3144105625459597,0.3127936236824378,0.3106568651709986,0.3078220782267559,0.30375490048856985,0.29983872523328314,0.29830907883296576,0.29609415828724,0.292866635131994],"twin_dists":[0.17467757350376578,0.17623923297554672,0.17922003726447044,0.17997455473366666,0.18623362490015413,0.18668562144307155,0.1888254129312092,0.19191220617066213,0.1919529949555754,0.1928315134117818,0.19459911717563044,0.19511438812599916,0.19534803067321171,0.19621809820087266,0.19642713065516948,0.19755431098463117,0.19756770845997704,0.1980074164152746,0.19859047535103086,0.19936756111186849,0.20048971161701404,0.20157847008536256,0.2020059903750851,0.20262732426571095,0.20353764105563918],"n_dims_used":44,"mean_confidence":0.9170865145596591},"coverage":{"mean_confidence":0.9170865145596591,"n_dims_used":44,"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}}