{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970000079},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["665:6650001650","475:4750000038","497:4970002889","665:6650001352","665:6650003240","488:4880003362","492:4920000908","475:4750000508","497:4970002992","491:4910000233","475:4750000622","475:4750000181","475:4750000108","475:4750000336","472:4720003520","475:4750000039","493:4930004487","493:4930004631","480:4800002703","475:4750000153","475:4750000547","475:4750000658","475:4750006150","475:4750000381","475:4750000130"],"twin_admin_codes":[665,475,497,665,665,488,492,475,497,491,475,475,475,475,472,475,493,493,480,475,475,475,475,475,475],"twin_sims":[0.0023610653331930867,0.0017246173797838915,0.0013591238821546565,0.0006291451875979564,0.0006238783064949242,0.0002781546739247133,0.0002219768343281331,0.0001965655956602137,0.00019128651823434756,0.00016718786931228956,0.00014187529641134745,0.00011986711351949332,0.000089772477298924,0.00007144112265700877,0.00006358689948224068,0.00004198226316263752,0.000034349651482861655,0.000026733313896160393,0.000022786125028860154,0.000020967733636777902,0.000016249426598375545,0.000013798578016341925,0.000013504251181592037,0.000008743262256823828,0.000008593310387494627],"twin_dists":[0.4517184163227254,0.46329890727316303,0.471890151810067,0.49866217210388,0.49894645082132905,0.5255452038571239,0.5327367734372566,0.5365723022827502,0.5374274127207416,0.5416371050128376,0.5467256887147683,0.5519016854734788,0.5606677891914313,0.567497622615187,0.5709487814537733,0.5830847659035043,0.5888606841327637,0.5959979719057076,0.6005022936625513,0.6028338287835919,0.6099250218557116,0.6144297348585671,0.6150213447991567,0.6268304960402513,0.6272958312017253],"n_dims_used":44,"mean_confidence":0.899726087396795},"coverage":{"mean_confidence":0.899726087396795,"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}}