{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005364},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005102","490:4900005226","490:4900005110","490:4900002445","490:4900012715","490:4900004547","490:4900004689","490:4900012359","490:4900004956","490:4900004417","490:4900005231","490:4900005111","490:4900004824","490:4900004135","490:4900005360","490:4900005095","490:4900012848","490:4900002894","490:4900003715","490:4900006016","490:4900004672","490:4900005234","490:4900004680","490:4900004818","466:4660004524"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466],"twin_sims":[0.3397932351483444,0.31942843925740433,0.3124156580975645,0.3090099863915123,0.303776134136671,0.29331017057983494,0.29111031286389916,0.2889981769793501,0.2723505919286966,0.26524366115903236,0.26523071505424667,0.26059102371106335,0.25089917643117576,0.24904262330012558,0.24308584169862466,0.233305564913745,0.23024161703926646,0.22746883433272702,0.2194358979012836,0.21784511514052682,0.21508344001293578,0.21159395005884088,0.2110606850914605,0.20800369488796946,0.20587226970050343],"twin_dists":[0.190824295439682,0.19621125382419358,0.19811038629746253,0.1990414279072941,0.20048383065852102,0.20341219223105603,0.20403550644201965,0.20463660714034673,0.20946988190634364,0.21158833234727728,0.2115922233065615,0.21299440146865734,0.21597499396309466,0.21655426540930206,0.21843179481106806,0.22158020576945667,0.22258426104811305,0.2235005249821601,0.22619759836656866,0.22673950187097588,0.22768662542635387,0.22889516562747572,0.2290810412413906,0.23015279448764572,0.23090641846252483],"n_dims_used":45,"mean_confidence":0.9223268296983507},"coverage":{"mean_confidence":0.9223268296983507,"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}}