{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000745},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000632","489:4890000495","489:4890000453","489:4890000747","489:4890000637","489:4890000595","489:4890000498","489:4890000762","489:4890000704","489:4890000594","489:4890000597","489:4890001182","489:4890000415","489:4890000362","489:4890000416","489:4890000345","489:4890000770","489:4890000401","489:4890000418","489:4890000398","489:4890000342","489:4890000879","489:4890000454","472:4720001531","489:4890000503"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,472,489],"twin_sims":[0.9055561365466637,0.886551686470864,0.8854439944912484,0.8840219710099197,0.8809554704416516,0.8797687505883576,0.8631786903275922,0.8609945479545499,0.8548894890479558,0.8496694904647303,0.8450635943497963,0.8332752213604079,0.8258269652929439,0.8186121553798539,0.8038035512474206,0.7881217883338907,0.76946881582964,0.7362831282047899,0.733340632995632,0.7268754395799776,0.723735374929912,0.7161909662604216,0.7141529431681075,0.7079629917161744,0.7010684164493117],"twin_dists":[0.05785059527555154,0.06373539386228541,0.06406540646007551,0.0644871917917721,0.06538975977695533,0.06573655631914378,0.07045222347124339,0.07105620776327949,0.07272578662499836,0.07413270316596808,0.0753593049933915,0.07844059796978546,0.08034813241216175,0.08216958076341145,0.08583522259074333,0.08962330517835657,0.09402318233333333,0.10162469903319533,0.10228718293625799,0.10373714424823381,0.10443870566166989,0.10611761906121912,0.10656961567605257,0.10793866346286625,0.10945727455501743],"n_dims_used":45,"mean_confidence":0.9147940741644965},"coverage":{"mean_confidence":0.9147940741644965,"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}}