{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001333},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001327","487:4870001609","487:4870002585","665:6650003908","500:5000000994","487:4870001696","487:4870002584","470:4700007561","466:4660009646","487:4870001420","489:4890002628","487:4870001144","480:4800000343","473:4730007008","480:4800000735","665:6650001941","499:4990002779","485:4850007554","500:5000001151","497:4970002074","491:4910000916","665:6650000494","478:4780002940","470:4700001251","470:4700002184"],"twin_admin_codes":[487,487,487,665,500,487,487,470,466,487,489,487,480,473,480,665,499,485,500,497,491,665,478,470,470],"twin_sims":[0.14759736538743073,0.10024414300116283,0.09545663959653998,0.07553571832567747,0.07227993186898383,0.06885941385692011,0.06443513304676604,0.0636732488711265,0.048921581086795986,0.03888167849239091,0.03774793058676239,0.031390935191272,0.028963001444907273,0.027859932868868415,0.027139694246078608,0.024976375555583675,0.024759919084750233,0.024535669318160095,0.023939285982080796,0.02344482591583469,0.0231015582185517,0.02298863866912422,0.0226285289233659,0.021217515267388062,0.021035785713624546],"twin_dists":[0.2540543637726584,0.27855862236105716,0.28150624946429426,0.2951981469422488,0.29770500454644433,0.3004392066234146,0.30414465695052256,0.3048035938439358,0.31905468095171186,0.3309752444931327,0.33247993670429227,0.3417074576990222,0.3456582616801465,0.34754789999973756,0.3488167563334058,0.35281067843511793,0.35322656985248657,0.35366076445860356,0.3548324255267981,0.3558231724770606,0.35652168187394295,0.35675342777238783,0.35749914032492613,0.3605241026459624,0.3609263273879663],"n_dims_used":43,"mean_confidence":0.8906682923782704},"coverage":{"mean_confidence":0.8906682923782704,"n_dims_used":43,"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}}