{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010473},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010729","490:4900010724","490:4900010815","490:4900008736","490:4900009280","466:4660003611","490:4900008416","490:4900010474","466:4660003549","466:4660003428","490:4900008180","490:4900011281","466:4660004725","490:4900010388","490:4900010300","490:4900010720","466:4660003607","466:4660003492","490:4900010632","490:4900010637","490:4900008749","490:4900010723","490:4900010193","466:4660004074","490:4900009997"],"twin_admin_codes":[490,490,490,490,490,466,490,490,466,466,490,490,466,490,490,490,466,466,490,490,490,490,490,466,490],"twin_sims":[0.6894843558128649,0.6431524056477893,0.5647698574108077,0.5018275031465412,0.41789546929706756,0.41264336385319683,0.4014150036823045,0.3963031267107777,0.39592307174608843,0.36940450896814064,0.36698536868709425,0.3661131577136458,0.3548976616261173,0.33456841120781716,0.3342511217651433,0.3220553566324991,0.31478756970373645,0.31399458004174824,0.2928113050501634,0.28791584414335997,0.28724579905306563,0.2804085937876434,0.2718839819933733,0.27067787582205466,0.2572302614807996],"twin_dists":[0.11199538303841737,0.12202308504139316,0.13883053742622026,0.15251256075120698,0.17156453702929816,0.17280351649934925,0.17547571331484627,0.1767033814561531,0.17679494394013912,0.18328994613271216,0.18389358791298407,0.18411171671260268,0.18694040118867405,0.19218913364491425,0.19227238695514,0.19550591428827951,0.19746537057369723,0.1976807070290744,0.20355329842131,0.20494564863805662,0.2051373169262019,0.20710868107216476,0.2096079142914505,0.2099653820188424,0.21401988635569566],"n_dims_used":45,"mean_confidence":0.9188170539008247},"coverage":{"mean_confidence":0.9188170539008247,"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}}