{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012361},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970000764","490:4900010743","490:4900012432","497:4970001086","490:4900010478","497:4970000615","490:4900006435","490:4900011494","490:4900006794","490:4900010122","490:4900012651","497:4970000616","490:4900010905","490:4900012505","490:4900010309","491:4910002158","491:4910005761","497:4970000425","490:4900010131","490:4900004061","490:4900004882","491:4910002160","490:4900010902","490:4900008101","490:4900010911"],"twin_admin_codes":[497,490,490,497,490,497,490,490,490,490,490,497,490,490,490,491,491,497,490,490,490,491,490,490,490],"twin_sims":[0.00934777355169949,0.0064079204228205105,0.004695733125028311,0.003857704811041738,0.00351343418630565,0.003494032862360956,0.002959928587752397,0.00260511363759606,0.002598940454193387,0.0020578936038845213,0.001968766420783901,0.0019147169893741483,0.0015802661725137545,0.0014689738079355368,0.0010750405488027502,0.0008922981827213515,0.0008508523989499125,0.0007264261626737645,0.0006382196240292422,0.0004716517484684189,0.0004543409587945926,0.00044302920875989376,0.0004409254343250946,0.0003440929543388665,0.0003262782416547846],"twin_dists":[0.3970259927388805,0.4127565879122738,0.4252710698092408,0.4329978353256844,0.4366240929398396,0.4368379556451841,0.44319714506362473,0.44803042593629633,0.44811973478238076,0.45682129561244245,0.4584531916329703,0.45947623986236164,0.46647046859525826,0.46910374327308435,0.48019840419155385,0.4866988213195856,0.4883443715304001,0.4937750025346076,0.4981775448988594,0.5083145300978128,0.5095538287642083,0.5103877279940091,0.5105450105523621,0.5186725489696337,0.5203984988512735],"n_dims_used":44,"mean_confidence":0.8885035081343218},"coverage":{"mean_confidence":0.8885035081343218,"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}}