{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009825},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010652","490:4900009828","490:4900012171","490:4900011242","490:4900008220","490:4900012173","490:4900009418","490:4900009726","490:4900008442","490:4900012106","490:4900010572","490:4900007890","490:4900009727","490:4900010149","490:4900010653","490:4900009417","490:4900012108","490:4900008441","490:4900010412","490:4900010401","490:4900011241","490:4900012107","490:4900009827","490:4900010654","490:4900011170"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.4042036206282204,0.3381456317124757,0.24633056143903703,0.18605938787154547,0.16253752147921702,0.16001481636760614,0.1420677711873199,0.1314584239941997,0.11775691700353384,0.11550203567416487,0.07323281421136332,0.06889228646487945,0.06486498448555611,0.05044381781197299,0.046703911741157046,0.042342168266080844,0.034467003986602844,0.03363965129950206,0.03234528050542164,0.026380506662101517,0.024503090923557458,0.021950173864594174,0.01862550029523176,0.015047752445076851,0.014700452062912582],"twin_dists":[0.1748089869732334,0.19125345515265374,0.21740546164205884,0.2381835330651813,0.24756996234018075,0.24863342710600328,0.2565769732083372,0.2616295448980145,0.2686319829504471,0.269843252631051,0.29696202257531223,0.30041241014950903,0.303775694588426,0.3174306275956402,0.3214978522329835,0.32660124836333876,0.33706134396508114,0.3382750402677908,0.3402259037263982,0.35018602689739237,0.35372412839713796,0.35893230537961235,0.36656938430942765,0.3762563481856729,0.37730168252236657],"n_dims_used":44,"mean_confidence":0.8836720206520774},"coverage":{"mean_confidence":0.8836720206520774,"n_dims_used":44,"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}}