{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003932},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001779","490:4900004073","490:4900001368","490:4900004363","490:4900003248","490:4900001501","490:4900003790","490:4900001778","490:4900001105","490:4900002547","490:4900004211","490:4900004212","490:4900001639","490:4900002684","490:4900001640","490:4900004491","490:4900001637","490:4900003799","490:4900001634","490:4900003380","490:4900003385","490:4900004213","490:4900004072","490:4900002833","490:4900003931"],"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":[0.5752013979149276,0.3491484390898674,0.33355526352273823,0.316358565450203,0.2875493949530727,0.2799799300274623,0.2734551778259791,0.27277694269422104,0.25190863777201256,0.24859955647817691,0.24057149546605844,0.23238237787643234,0.19498291048609964,0.1915456247328733,0.17013491391425453,0.1673625394785659,0.16229928198368893,0.16114055344675127,0.15602318310187976,0.13015441614785794,0.12834487215864906,0.12801438781419255,0.1277659402989109,0.11969355866684267,0.1145718474369675],"twin_dists":[0.13658882507159054,0.18840828088604447,0.1924551232467966,0.19703967307083772,0.20505043932819533,0.20723324044961164,0.20914370265572907,0.2093438861987133,0.21566117577537317,0.21669291675785143,0.21923320908828098,0.22188181631605314,0.23484262070222497,0.23611662204160888,0.24443769310543945,0.2455687827284518,0.24766987964658316,0.24815737148003159,0.25034133140263254,0.26227146827385955,0.26317034459780286,0.26333554327818115,0.26345994697590247,0.26760577316564216,0.27034822294093186],"n_dims_used":45,"mean_confidence":0.9168438381618924},"coverage":{"mean_confidence":0.9168438381618924,"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}}