{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002099},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001522","490:4900004247","490:4900004108","490:4900003970","490:4900003969","490:4900002097","490:4900004106","490:4900001797","490:4900001941","490:4900004253","490:4900003976","490:4900003547","490:4900001384","490:4900003973","490:4900004242","490:4900003830","490:4900002422","490:4900004104","490:4900003142","490:4900008174","490:4900001796","490:4900004657","490:4900001947","490:4900001957","490:4900008853"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5296206817088711,0.5212704881911003,0.5039160134151345,0.4771078660234715,0.4577498459969669,0.4376623254013325,0.370225847593847,0.3506981586131051,0.29675620079461956,0.28968558515655823,0.26839144825207767,0.265221840600864,0.2603827919905927,0.23608191201303938,0.21043544226391475,0.20450477529912456,0.198266956097214,0.17566932493232423,0.1747406191953706,0.1618535349003646,0.14870185569724106,0.1475676064084538,0.1271017541096573,0.12306223455617922,0.12078622014010996],"twin_dists":[0.1464295793406841,0.1482488914652545,0.15205253987162004,0.15800048660251675,0.16236206261645444,0.16695895617257567,0.18308544812422928,0.18801137608936014,0.2024413212335742,0.20444068843170995,0.21064574763442456,0.2115948905970421,0.21305769742833078,0.2206778469632186,0.22929938313348813,0.23139274579658586,0.23363989945074973,0.24221866161082503,0.24258750522678582,0.2478571113344061,0.25355890430687006,0.2540677510665516,0.26379342279907614,0.2658505744161278,0.26703237302308513],"n_dims_used":45,"mean_confidence":0.9207904391818577},"coverage":{"mean_confidence":0.9207904391818577,"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}}