{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001993},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002471","489:4890001976","489:4890002473","489:4890003150","489:4890001894","489:4890001808","489:4890002317","489:4890001975","489:4890001741","489:4890002558","489:4890003151","489:4890002553","489:4890002973","489:4890002484","489:4890002993","489:4890002260","489:4890002746","489:4890001746","489:4890002978","489:4890003446","489:4890003570","489:4890002061","489:4890003511","489:4890003523","489:4890002831"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9081880029760114,0.896132058892274,0.8939252777821212,0.8917112774431076,0.8889829185715733,0.8766219971154895,0.8642787736184905,0.861270165533048,0.857523338906293,0.8378588367050741,0.835671889661103,0.8247202684338891,0.8085903947817564,0.808314151187998,0.7987741360772114,0.7968463386428827,0.7867365106219756,0.7830865116074348,0.7585286080630399,0.7562464167017783,0.7533938621713736,0.7528979045810381,0.7486639775249733,0.7486353108365792,0.7445909769449659],"twin_dists":[0.05699814397316504,0.06082439463727608,0.06150433644979846,0.062180692510394805,0.06300646497275225,0.06664963257187351,0.07014662993133326,0.07098019000699798,0.0720087880727284,0.07725199256104923,0.0778205542436653,0.0806291567022931,0.08466039588527148,0.0847284462914133,0.08705990855806144,0.0875268135114326,0.08995379053068098,0.09082157380243425,0.0965579499481293,0.0970828963475905,0.09773728346518301,0.0978508631363354,0.09881818932508171,0.09882472507373186,0.09974499894006861],"n_dims_used":45,"mean_confidence":0.913868882921007},"coverage":{"mean_confidence":0.913868882921007,"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}}