{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990003530},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["467:4670001247","499:4990003588","499:4990003418","467:4670000410","467:4670001189","467:4670001938","467:4670001326","467:4670003336","485:4850003022","467:4670001667","468:4680000865","499:4990000749","499:4990004405","468:4680000585","467:4670004187","467:4670002542","467:4670002722","468:4680001679","499:4990004284","485:4850000243","468:4680001570","499:4990001968","485:4850000088","488:4880000159","467:4670001525"],"twin_admin_codes":[467,499,499,467,467,467,467,467,485,467,468,499,499,468,467,467,467,468,499,485,468,499,485,488,467],"twin_sims":[0.6634096675919944,0.6594239154399009,0.6064923827275278,0.5528420682852225,0.5491699990845695,0.5369237281838488,0.4868464398094705,0.4851261225552909,0.47447606049470337,0.47258400462557343,0.43843232740630683,0.4164676582640691,0.4125701202444469,0.41046931092091654,0.38685898420769,0.38523530994532607,0.38373971108809973,0.38185590946224734,0.3763347313760267,0.3736190242938742,0.3676782018712861,0.3664501303938193,0.36264875876008945,0.358220047243297,0.3570821974951352],"twin_dists":[0.11765834077621323,0.11851908810735336,0.12988268343123138,0.14140020721127314,0.14219296046660682,0.1448434473546888,0.15582844372292826,0.1562111388994785,0.15858989696801995,0.15901429998335506,0.16678127555353786,0.1719006931001084,0.17282084283643465,0.17331837803275,0.17899089002136914,0.1793867995205873,0.1797521827211083,0.18021337638994325,0.18157143454309435,0.18224298417489637,0.18372050434617437,0.18402741327689517,0.18498071325135126,0.18609775281071558,0.18638588791723715],"n_dims_used":45,"mean_confidence":0.9361029730902778},"coverage":{"mean_confidence":0.9361029730902778,"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}}