{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007754},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006890","490:4900007385","493:4930007082","490:4900007629","478:4780001450","490:4900007635","490:4900005523","470:4700004790","490:4900008872","490:4900007628","496:4960001173","478:4780008905","496:4960003974","490:4900003731","469:4690001229","488:4880003069","493:4930006584","490:4900002653","493:4930006230","478:4780001441","490:4900000803","490:4900007751","496:4960011729","496:4960010394","466:4660014344"],"twin_admin_codes":[490,490,493,490,478,490,490,470,490,490,496,478,496,490,469,488,493,490,493,478,490,490,496,496,466],"twin_sims":[0.4374829350670356,0.35805777828286967,0.35302455354479517,0.33761461166025286,0.3361959488181796,0.32565557847939325,0.31047849364314917,0.30019003819774653,0.28677916177316976,0.27258660521345596,0.2616218840181652,0.25688465526309995,0.2519125323184416,0.2504960385991168,0.24972159624123494,0.24020232528171576,0.23695751071649235,0.2297288011211644,0.22525773955541048,0.22516104652238852,0.22313059134885363,0.2218717965751278,0.21931104146347408,0.21733739642562974,0.21296830015274656],"twin_dists":[0.16700036882135644,0.18613881504751442,0.1874172703700889,0.19139201247532733,0.19176275761736636,0.19454443591979168,0.198639251244538,0.20148046213871587,0.20527095811328316,0.20940011998266955,0.21268151889207715,0.2141258208742903,0.21565996660524323,0.21610054533638962,0.2163420967695697,0.21935133366206513,0.22039470390269383,0.22275316906396883,0.22423649395370868,0.22426878772876988,0.22494906570842982,0.22537288265376176,0.22624003547781235,0.22691301657839016,0.22841757928848497],"n_dims_used":45,"mean_confidence":0.9171335856119792},"coverage":{"mean_confidence":0.9171335856119792,"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}}