{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970002940},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970000045","497:4970002939","491:4910001705","665:6650003238","475:4750000086","487:4870001231","473:4730005205","475:4750000024","496:4960010825","474:4740003679","472:4720005717","475:4750000153","480:4800006482","491:4910001286","475:4750000130","480:4800002373","484:4840000342","478:4780004389","496:4960011208","488:4880002575","472:4720001250","473:4730007639","500:5000011478","500:5000011444","475:4750000622"],"twin_admin_codes":[497,497,491,665,475,487,473,475,496,474,472,475,480,491,475,480,484,478,496,488,472,473,500,500,475],"twin_sims":[0.05458890839104899,0.002289408691474507,0.001979687026423476,0.0016465258408320477,0.0009769780555925493,0.0008443267564992396,0.0006767405204087692,0.00019123025338803473,0.00012651260074387921,0.00006847792213513307,0.000057444543337976276,0.00003781702785207326,0.00003003699203660543,0.000024480905065706082,0.000023019287539232405,0.00001954461713925281,0.000016881976243015046,0.00001609822728924783,0.000014429352223330885,0.000013050222379744304,0.000010833856286513561,0.000010477548099320307,0.000010395435950679276,0.000009096793801489243,0.000008545623747590852],"twin_dists":[0.3132062441679351,0.45286776377208415,0.45824962812513714,0.4649828694633667,0.48354650214244327,0.4886102254814467,0.49618930346969287,0.537436645677484,0.5502501287429846,0.5687553363591624,0.5739421048324947,0.586099576786359,0.5926911801323804,0.5984837656089972,0.6002162633008116,0.6047972123718227,0.6088679967723012,0.6101834973687807,0.6132014277319638,0.6159585717098478,0.6210346073806007,0.6219422165089299,0.6221555594537636,0.62576295061537,0.6274454435819766],"n_dims_used":44,"mean_confidence":0.8760953383012251},"coverage":{"mean_confidence":0.8760953383012251,"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}}