{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850000488},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850001959","485:4850000272","487:4870006521","485:4850000741","485:4850000168","487:4870005584","496:4960002429","496:4960007066","487:4870006608","472:4720006202","500:5000002892","496:4960002174","469:4690003950","487:4870005441","487:4870007387","488:4880000783","487:4870006902","496:4960004243","487:4870006599","487:4870006600","493:4930002555","473:4730006958","487:4870006303","487:4870006602","468:4680000105"],"twin_admin_codes":[485,485,487,485,485,487,496,496,487,472,500,496,469,487,487,488,487,496,487,487,493,473,487,487,468],"twin_sims":[0.3099850681446417,0.3085272758873182,0.2247914941258901,0.21606439458416377,0.2015424734233891,0.18905408664159362,0.1639832476403353,0.16365884773349387,0.16351949464647828,0.16038031815024076,0.1575387459990341,0.15368329636258202,0.15360650451363073,0.1494487445826981,0.13999464080356808,0.13737023610307297,0.1366809640340898,0.13071186256483025,0.1305757885886251,0.129583032984086,0.1266202055966252,0.12403119110005771,0.12182800520978275,0.1215250907082511,0.12138922340827901],"twin_dists":[0.19877426264775688,0.1991738661524897,0.22439229675396985,0.2273492717400081,0.23245393708216638,0.23705008863800667,0.24696589136719782,0.2471010995613467,0.2471592407614753,0.24847859636519948,0.24968915479252524,0.25135738706416216,0.25139092405179203,0.2532253966972098,0.2575415430075359,0.2587780068393187,0.259105675830164,0.26199646349787825,0.2620635110493068,0.26255427264967035,0.2640360260282136,0.26535250206057553,0.2664893476592051,0.26664687389939007,0.2667176269972434],"n_dims_used":45,"mean_confidence":0.9119099934895833},"coverage":{"mean_confidence":0.9119099934895833,"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}}