{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990001950},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990001947","499:4990002119","499:4990001673","499:4990002783","470:4700001438","469:4690005378","488:4880000013","499:4990001690","479:4790000416","479:4790001398","499:4990001480","499:4990000923","477:4770003800","487:4870006813","499:4990002111","485:4850007959","470:4700006921","499:4990002451","477:4770003804","477:4770003591","466:4660000919","485:4850001513","500:5000005381","500:5000000721","496:4960004499"],"twin_admin_codes":[499,499,499,499,470,469,488,499,479,479,499,499,477,487,499,485,470,499,477,477,466,485,500,500,496],"twin_sims":[0.6361366181781613,0.6117549467642116,0.581449387269212,0.5716898518784499,0.49903319076672364,0.49823226590430086,0.44925432369305834,0.41404871329575116,0.40799479416850104,0.39944681492471174,0.3936467756461152,0.3930396648143704,0.3853847431966096,0.3794044539881091,0.37591775977019215,0.37050645628710266,0.3702978506207256,0.3686659584426818,0.3636691041233913,0.3615044663950832,0.35266273287570715,0.3516419685490699,0.3500901273479302,0.34497688793154363,0.3431440145552974],"twin_dists":[0.12352995051094438,0.12875579955177438,0.13524809456468448,0.13734294906313235,0.1531288689007802,0.1533056968963274,0.16429673231611164,0.1724713286728744,0.17390585350923676,0.17594754512222854,0.17734419784825448,0.1774909374952491,0.17935032930750694,0.18081518502587263,0.1816743901361539,0.18301563348007216,0.1830675314703136,0.18347402483570133,0.18472433979829206,0.18526866534314518,0.18750953650064447,0.1877701025822025,0.1881669916610372,0.1894813005398185,0.18995492882141574],"n_dims_used":45,"mean_confidence":0.9274546305338541},"coverage":{"mean_confidence":0.9274546305338541,"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}}