{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012215},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012012","490:4900012013","490:4900011486","490:4900011555","490:4900010896","466:4660004298","490:4900003978","490:4900012079","490:4900011882","466:4660004380","490:4900011417","466:4660004223","490:4900011424","490:4900010550","490:4900011621","490:4900011946","466:4660004461","490:4900011618","490:4900012282","490:4900006153","490:4900012150","490:4900010544","490:4900011553","490:4900009970","490:4900010475"],"twin_admin_codes":[490,490,490,490,490,466,490,490,490,466,490,466,490,490,490,490,466,490,490,490,490,490,490,490,490],"twin_sims":[0.37187470554544505,0.20968901242886537,0.17778437630347987,0.16693910703114334,0.15556263163437176,0.1315574077412015,0.11980926872231466,0.11962450332040175,0.11433244308284264,0.1022675811920796,0.09995892545155609,0.09053659885926008,0.08492041429793346,0.08480844388538206,0.08120583373566746,0.08008320932190754,0.07979086537938773,0.07614887833819654,0.06971903663317244,0.06720529677661462,0.06090714489259456,0.060109130672000334,0.05879276413654578,0.058514458811521,0.054869273581205184],"twin_dists":[0.1826755919874066,0.22956062270481425,0.24138380335178386,0.24574272158129176,0.2505404323252686,0.2615810145726709,0.26754486267067357,0.2676421457817899,0.27047869804506464,0.2773458991168934,0.27873109986503297,0.2846593446553926,0.2884290300904904,0.28850617873353607,0.2910329442343053,0.2918386406480351,0.29204993809175417,0.29473583088047933,0.29974186888397025,0.3018012154484537,0.30725157066654546,0.3079747498545702,0.3091851133351217,0.3094438601452554,0.31293024009967224],"n_dims_used":45,"mean_confidence":0.9089618259006076},"coverage":{"mean_confidence":0.9089618259006076,"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}}