{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930002019},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930002870","493:4930003037","493:4930003043","493:4930003209","493:4930003212","493:4930002534","493:4930003046","493:4930000861","493:4930002702","493:4930003725","493:4930001142","493:4930003388","493:4930000752","493:4930003584","480:4800005774","493:4930001388","493:4930001433","493:4930000940","493:4930002209","493:4930002198","493:4930001071","493:4930002704","493:4930003436","493:4930003387","493:4930001716"],"twin_admin_codes":[493,493,493,493,493,493,493,493,493,493,493,493,493,493,480,493,493,493,493,493,493,493,493,493,493],"twin_sims":[0.500192816090372,0.43379331825216344,0.42156313823091535,0.402020578607148,0.38974163414997876,0.3189360399071851,0.3039786495497072,0.2794395752074611,0.259134745060305,0.24721796174195065,0.21839187995724793,0.21743954175050434,0.21480240707365209,0.2138297086275653,0.20673273484820784,0.20639420339922784,0.2059533786791051,0.20569606391640305,0.20360404565111506,0.20187407244075542,0.19438136091521607,0.19399179162980448,0.1939857506395699,0.19166929900183535,0.1826994194654341],"twin_dists":[0.15287298805444377,0.16785362645425644,0.17070327514362496,0.1753307503705206,0.17828992854266099,0.19634382708079118,0.2004277531395373,0.2073904196816426,0.2134377335174311,0.21712628675155296,0.22655294661275802,0.2268780861663039,0.2277834647975453,0.22811930270461844,0.2306015391809381,0.23072138372057582,0.2308776428688928,0.23096895892774186,0.23171429355217563,0.23233461745578632,0.2350644461549436,0.2352083569837231,0.2352105901672939,0.2360705082862861,0.23947059356047518],"n_dims_used":45,"mean_confidence":0.9180121527777778},"coverage":{"mean_confidence":0.9180121527777778,"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}}