{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011060},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010647","490:4900011418","466:4660003953","490:4900010556","466:4660004565","490:4900011053","490:4900010299","490:4900010725","490:4900011209","490:4900010475","490:4900007968","490:4900010389","490:4900010643","490:4900011943","490:4900011426","490:4900010201","490:4900003979","490:4900010557","490:4900011288","490:4900007838","466:4660004304","490:4900010544","490:4900009505","490:4900011348","490:4900008411"],"twin_admin_codes":[490,490,466,490,466,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490],"twin_sims":[0.46188607437435725,0.33631376937476926,0.19832012279392353,0.1975853321453279,0.13628054713068768,0.1115738887330925,0.10315394817162336,0.09842833257828228,0.09702070021094768,0.09263023427184686,0.09190774531012702,0.08715708891082159,0.07600006636198084,0.07382331834954346,0.07321563940938343,0.07016829744468506,0.06860923947260293,0.06476495211697265,0.06458799839632577,0.058449826013113375,0.0562465542978442,0.05621558116056674,0.050904007015022845,0.049784423935095044,0.04519132382006237],"twin_dists":[0.16142484615029704,0.1917319349062638,0.23362054192752782,0.2338883911582708,0.2592965961212286,0.2719975020122124,0.27682056240589104,0.27966332570885344,0.2805307516353022,0.2833014613461936,0.28376728297210757,0.2869046577797508,0.2948477569817235,0.2965055098809705,0.29697534471503556,0.29938019761927287,0.3006434806290403,0.3038613783946423,0.3040132152922413,0.30950409575141874,0.31159109020771725,0.3116209063025819,0.31694769743949414,0.3181290407617402,0.32322053174085885],"n_dims_used":45,"mean_confidence":0.9166367424858941},"coverage":{"mean_confidence":0.9166367424858941,"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}}