{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003667},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003380","490:4900004072","490:4900003269","490:4900004213","490:4900004071","490:4900004214","490:4900003939","490:4900003938","490:4900003385","490:4900004080","490:4900001117","490:4900003940","490:4900002973","490:4900004360","490:4900003946","490:4900001104","490:4900003534","490:4900004081","490:4900004363","490:4900004079","490:4900002679","490:4900004070","490:4900002831","490:4900001234","490:4900002530"],"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":[0.5190022060173884,0.5050781168364481,0.4189487544290618,0.41080199190981403,0.4031270816083504,0.3759889183376095,0.36228783581294915,0.3511156536038266,0.34730038211591985,0.33818372170134947,0.323135541546437,0.27720134003560826,0.26064607946683277,0.2605552278811449,0.2502244899028892,0.22591382462569257,0.19488154391429485,0.18887041639100777,0.18427388518976145,0.17514217485939604,0.16993381554128356,0.16851828809715008,0.1592595052072178,0.1562509848149323,0.135789712335544],"twin_dists":[0.14874424109811232,0.15179679571199728,0.1713168716474791,0.17323951504096452,0.1750661290768751,0.18165681623262006,0.18507148677632615,0.18790460681244403,0.18888280502176055,0.19124352096665578,0.1952168134901964,0.20804345806036134,0.21297767154481387,0.21300528002404745,0.21618518796623526,0.2240176159369192,0.23487996698378635,0.23711924116042096,0.23886542549637507,0.24242785278926185,0.24451929099726574,0.24509562819302474,0.24895420233971577,0.2502430092390583,0.25953120216125747],"n_dims_used":45,"mean_confidence":0.9220027499728732},"coverage":{"mean_confidence":0.9220027499728732,"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}}