{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001078},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000828","490:4900000203","490:4900000513","490:4900000829","490:4900000352","496:4960009169","490:4900001085","490:4900000476","490:4900000833","490:4900000521","490:4900000729","490:4900001747","490:4900001065","490:4900000517","490:4900000619","490:4900000621","490:4900000503","490:4900001882","494:4940008692","496:4960008776","490:4900000157","496:4960009076","490:4900000616","496:4960006759","490:4900001343"],"twin_admin_codes":[490,490,490,490,490,496,490,490,490,490,490,490,490,490,490,490,490,490,494,496,490,496,490,496,490],"twin_sims":[0.3474703229140299,0.3059666074573319,0.24297902731569399,0.23088480794814298,0.2226681094421058,0.20518237578578463,0.19254193525609695,0.1794013357904467,0.1710637726690144,0.16992135564579747,0.16713103228900839,0.14395581508990707,0.1432515317039977,0.13734705885909,0.13713639825374563,0.13003374061721096,0.12603733364904954,0.12524961624023723,0.12165753645137593,0.12007711274371176,0.11927858557987597,0.11789371791026239,0.1156234481676071,0.1139948290558872,0.11373052955124649],"twin_dists":[0.18883911405444112,0.19987842321655283,0.2184657310421303,0.22237276133289074,0.22510459045189032,0.23115149088074896,0.2357457212042633,0.24075030154558907,0.24406169378364834,0.24452434901776898,0.24566384260738247,0.2557075865601361,0.2560308915290199,0.2587890049196575,0.25888903144485503,0.2623311180722432,0.2643306132857521,0.2647303774624792,0.2665779606359333,0.2674040402107905,0.2678245885117118,0.26855907089817554,0.2697775724158805,0.27066305505248783,0.2708076715538534],"n_dims_used":45,"mean_confidence":0.9170849270290798},"coverage":{"mean_confidence":0.9170849270290798,"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}}