{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002164},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002608","490:4900003330","490:4900004302","490:4900002303","490:4900003460","490:4900004149","490:4900003214","487:4870001955","490:4900002148","490:4900003455","490:4900003463","490:4900003595","490:4900002327","490:4900001699","490:4900003074","490:4900001333","490:4900002767","490:4900002021","490:4900002309","490:4900002017","490:4900001722","490:4900001863","490:4900002626","490:4900002776","490:4900002150"],"twin_admin_codes":[490,490,490,490,490,490,490,487,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7726681691109926,0.6832958554793506,0.6411815724445479,0.6073300046444989,0.5931177172531333,0.5827272597767219,0.5785207133501186,0.5526099755423013,0.5441518663871074,0.5372265874201916,0.5316461214804451,0.5277303648553496,0.5191953287674343,0.5175768488595277,0.5114774125760828,0.509886088441159,0.5058837618752985,0.498046170708702,0.4952523772472194,0.49245315530138933,0.4887337704419685,0.4801145804637498,0.47171258338657895,0.46852821706895603,0.46707768718525744],"twin_dists":[0.09327585302967129,0.11334514049411226,0.12244658652242585,0.12970332600649565,0.13274702393568727,0.13497402828783178,0.13587639027018494,0.14145028814304653,0.14327774452280928,0.1447777643379031,0.14598922968520048,0.146840876054536,0.14870204691542696,0.1490557744250328,0.15039127523108278,0.15074035925150667,0.15161959000588324,0.15334679441693036,0.15396430595562435,0.1545840259259724,0.15540906992282483,0.15732840089075742,0.15920995646818,0.15992596398825296,0.1602526642020734],"n_dims_used":45,"mean_confidence":0.9167650858561198},"coverage":{"mean_confidence":0.9167650858561198,"n_dims_used":45,"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}}