{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011364},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010907","490:4900011064","490:4900011896","490:4900010404","490:4900011824","490:4900010828","490:4900010317","490:4900011643","490:4900007664","490:4900006204","490:4900011898","490:4900008009","490:4900011161","490:4900010926","490:4900009336","490:4900012045","490:4900007904","490:4900011365","490:4900007295","490:4900010749","491:4910005957","490:4900009850","490:4900009337","490:4900010518","490:4900010503"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490],"twin_sims":[0.12483715988971175,0.06621203771856617,0.055470937865039115,0.041149700285647836,0.0237078398420117,0.019872906436621728,0.014130585551496091,0.013987061343568004,0.013262511330699054,0.011148060483575145,0.008264647561443093,0.00688083311187785,0.006456767208439206,0.005141194226177879,0.004960449169022803,0.004621502245259354,0.004355592347086957,0.004125964031768495,0.004086409739645317,0.00367176593599908,0.0035203999704984264,0.0032952093796838706,0.003163593819693398,0.0030356618995787637,0.0028928133843382784],"twin_dists":[0.2649404596747008,0.3026322469414774,0.3123418527023604,0.32807327044396717,0.3552939435798592,0.3635742482593411,0.3790650575682048,0.3795190555251457,0.3818757799830486,0.3894714680200139,0.4022239580798994,0.40983645369753674,0.4124461420618915,0.42166107546576137,0.4230902969182248,0.42590260307446237,0.4282430646115428,0.4303710355817056,0.4307484100852667,0.43491793669611245,0.4365475709802364,0.43909431220093226,0.4406573263444247,0.44223457867618665,0.44406918074369556],"n_dims_used":45,"mean_confidence":0.8860297309027778},"coverage":{"mean_confidence":0.8860297309027778,"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}}