{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940008772},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940008755","494:4940008773","494:4940008809","494:4940008883","494:4940008771","494:4940008847","494:4940008823","494:4940008862","494:4940008715","494:4940008760","494:4940008897","490:4900004810","494:4940008764","494:4940008701","494:4940008633","494:4940008761","494:4940008762","494:4940008632","494:4940007766","490:4900004679","494:4940008551","490:4900002740","494:4940008711","494:4940004307","494:4940008928"],"twin_admin_codes":[494,494,494,494,494,494,494,494,494,494,494,490,494,494,494,494,494,494,494,490,494,490,494,494,494],"twin_sims":[0.3378511020421554,0.3299901982266679,0.262481401321936,0.25360070426686415,0.24638059098460993,0.21698475822695704,0.21065641346051459,0.20752448166814158,0.20511371073513504,0.19986636452514447,0.19470461784185414,0.18955431346982324,0.16654295119599555,0.1651678343858786,0.16457388455661418,0.15935443207157293,0.15858367406816234,0.1477948457086896,0.14354321604012069,0.14110757615117997,0.1330799693818691,0.1325783187109783,0.1277845655919023,0.11613694582003911,0.11598145872443463],"twin_dists":[0.19133029131210066,0.19339460957405818,0.21242123223867254,0.21513694351052948,0.21738970523678863,0.22703369240388893,0.2292221672229839,0.2303217726332803,0.2311759137351632,0.23305912971566026,0.23494518382594995,0.2368619894616587,0.245905743794145,0.24647379850980208,0.24672021298883728,0.24891382684807536,0.24924216295000715,0.2539655762834728,0.25589684947229635,0.25702241285257776,0.26083796595815484,0.2610820740943256,0.26345061449416163,0.2695003712975345,0.2695842082752807],"n_dims_used":45,"mean_confidence":0.9170771280924479},"coverage":{"mean_confidence":0.9170771280924479,"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}}