{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003752},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003888","490:4900002482","490:4900003216","490:4900003356","490:4900004172","490:4900003897","490:4900002159","490:4900002780","490:4900001586","490:4900001863","490:4900000918","496:4960012120","490:4900003075","466:4660013025","490:4900002191","490:4900001465","490:4900002028","490:4900007981","496:4960008867","487:4870002122","490:4900002488","490:4900003222","490:4900002495","493:4930006845","490:4900007151"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,496,490,466,490,490,490,490,496,487,490,490,490,493,490],"twin_sims":[0.4481777504381931,0.4413211736294561,0.4321349946383455,0.4109423052104105,0.41005332344579365,0.3887704296550888,0.37480538863556906,0.3590288085955725,0.34669908410801614,0.30429357974623933,0.28786141760579176,0.2875726713869107,0.2833134249705708,0.2812213981331062,0.28122000066395014,0.2773591847514885,0.25919043767161837,0.2579100243362874,0.257785451369377,0.25639626351841,0.25265211101226515,0.2486927204524906,0.24402150269641548,0.24389173348253199,0.24207385341445023],"twin_dists":[0.1645428630157552,0.16611575304779194,0.16823807460025827,0.17320626175568993,0.17341702851630145,0.17852581838140558,0.18194932239992812,0.18589323743138966,0.18903748646300786,0.20034059044895178,0.20496120753124167,0.20504378076619914,0.20626763102282217,0.20687281646325278,0.20687322163465746,0.20799729943012424,0.21342075033636518,0.2138117888304149,0.21384989873254023,0.21427567545757975,0.21543055937963249,0.216663749305329,0.21813493498335232,0.2181760632690008,0.21875370397156668],"n_dims_used":45,"mean_confidence":0.9175640530056424},"coverage":{"mean_confidence":0.9175640530056424,"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}}