{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000212},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000211","480:4800000242","480:4800000214","480:4800000180","480:4800000241","480:4800000213","480:4800000179","480:4800000181","480:4800000240","480:4800000182","480:4800000215","480:4800000216","495:4950000272","480:4800000244","491:4910003271","480:4800000157","495:4950000226","491:4910003010","480:4800000054","480:4800000161","480:4800000055","480:4800000243","480:4800000021","491:4910003313","495:4950000271"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,495,480,491,480,495,491,480,480,480,480,480,491,495],"twin_sims":[0.7738184780314659,0.7124986982142627,0.6256336064247836,0.5742416045798868,0.5083719328639483,0.4284826972656111,0.3802328264175391,0.354807651475751,0.2922948890835349,0.1935441760639413,0.14272323289479624,0.11633546467287399,0.10895643975746364,0.10219257610273944,0.08949263030568408,0.08458791614381765,0.08027222294532577,0.07844459742296675,0.07455764648795918,0.0744008188469435,0.06660350450504018,0.06358050250852545,0.06236978731666899,0.059296042581919936,0.05657195473384807],"twin_dists":[0.09300644875575623,0.1069360366960287,0.12578266954509476,0.13679490012285253,0.15107277571735525,0.16908689861379606,0.18061161826567507,0.186963286739397,0.2036995190559266,0.23537395893075355,0.2562741855512387,0.2693934572140774,0.2734656591902242,0.2773905163946687,0.2853457461370747,0.28865836218977653,0.29170235631204866,0.2930310755238233,0.29594190674817006,0.2960618955643459,0.30230351212338713,0.3048842479566937,0.3059460494003175,0.30871975414685465,0.31127866258743586],"n_dims_used":42,"mean_confidence":0.8929531460716611},"coverage":{"mean_confidence":0.8929531460716611,"n_dims_used":42,"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}}