{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004877},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["478:4780007110","490:4900002940","478:4780007497","466:4660002176","469:4690000724","478:4780006697","490:4900003767","466:4660000070","488:4880004309","490:4900003768","478:4780007236","469:4690000730","469:4690000795","473:4730004914","498:4980005468","488:4880001213","485:4850002510","490:4900003766","478:4780006845","496:4960011865","466:4660003252","478:4780006848","488:4880003482","490:4900004465","481:4810005460"],"twin_admin_codes":[478,490,478,466,469,478,490,466,488,490,478,469,469,473,498,488,485,490,478,496,466,478,488,490,481],"twin_sims":[0.22009264640051285,0.18512501470620196,0.1783491764023775,0.1701760453749206,0.16490115439072195,0.16420051207684153,0.12723814192073812,0.1207601599530418,0.11678948021596368,0.09959048385154795,0.09956325736854202,0.09306763490377255,0.09136266782578176,0.08626095625058137,0.07996219803074667,0.07847443689964083,0.07268494080278565,0.069398266954102,0.06899849558090766,0.06574078624571005,0.06529891491138791,0.06520130932250576,0.06499052931862323,0.06419200102571403,0.06329802627116654],"twin_dists":[0.22597464393322214,0.23853979779778783,0.2411620596348645,0.24442101208825248,0.24658435782666324,0.24687544484641644,0.2637248374588057,0.26704600251564015,0.2691494684192143,0.2789544761059617,0.27897100845487605,0.2830208421949812,0.2841206387656291,0.2875116216342376,0.29192602881661667,0.29300918300090995,0.29738824799056246,0.30000126013888506,0.30032590359836314,0.303030091106366,0.30340525217115166,0.30348840147100037,0.30366831047963266,0.3043542408766939,0.30513048980318774],"n_dims_used":45,"mean_confidence":0.9161037868923612},"coverage":{"mean_confidence":0.9161037868923612,"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}}