{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002335},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002640","490:4900000782","490:4900002606","490:4900002003","490:4900004030","490:4900003753","490:4900002785","490:4900003341","490:4900006295","490:4900003465","490:4900002466","490:4900004723","490:4900003894","490:4900006643","490:4900002637","490:4900004457","490:4900004306","490:4900000685","490:4900001316","490:4900008754","490:4900003342","490:4900004179","490:4900001847","480:4800004540","490:4900004859"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,480,490],"twin_sims":[0.6087416873623941,0.5687783643386296,0.5613594667319696,0.5217300456631476,0.4989583050942155,0.4907809566339648,0.48494583303052985,0.4729917600783324,0.4607876267712018,0.4574911094171393,0.45347570593227904,0.4518230359868353,0.45001057893376145,0.4473806038517397,0.43797917419551907,0.4377267547455902,0.42771994343519987,0.4266195662477762,0.4247996472840742,0.4128508174610641,0.41116000472996306,0.3609102992717263,0.3603368845899533,0.36023173079755977,0.35809269371516883],"twin_dists":[0.12940104486157475,0.13796857678325836,0.1395644822545777,0.14814859433722305,0.15314539875669766,0.1549547271407198,0.15625126957377589,0.15892278968721082,0.16167344804084977,0.1624207895049079,0.1633337388248503,0.16371035248768617,0.16412396641933855,0.16472525360224244,0.16688582730796844,0.16694408415474982,0.1692645414112261,0.1695210453776902,0.16994587958897167,0.17275444901867915,0.17315467830558073,0.18541836554752664,0.18556295626369979,0.18558948429149372,0.18612997887486918],"n_dims_used":45,"mean_confidence":0.9176903618706598},"coverage":{"mean_confidence":0.9176903618706598,"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}}