{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990004240},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990003868","499:4990004070","499:4990004202","468:4680000088","499:4990003904","467:4670001270","499:4990003838","499:4990004071","499:4990004151","499:4990002150","499:4990000912","468:4680000148","499:4990003867","499:4990004212","499:4990002835","500:5000009839","499:4990003848","499:4990004055","499:4990003104","499:4990004255","468:4680000115","499:4990004262","500:5000011423","499:4990004236","477:4770003647"],"twin_admin_codes":[499,499,499,468,499,467,499,499,499,499,499,468,499,499,499,500,499,499,499,499,468,499,500,499,477],"twin_sims":[0.7322850851921392,0.67670726125642,0.6380176623679328,0.5840070055879916,0.5798043144268576,0.5752116880545018,0.5628911001899111,0.5618968384130415,0.5520649029563036,0.5164411614345994,0.5130259708900081,0.5103756516461282,0.5020889418223614,0.48060570314448037,0.4681362769453627,0.46429943610592656,0.4635598370067528,0.46222944368646396,0.4617738758281719,0.459586038465176,0.45009812367121743,0.44757581579500005,0.4468516301495063,0.444315891621783,0.4406891736253417],"twin_dists":[0.10252443390902517,0.11477797045178124,0.12312612554839314,0.13469960489110694,0.13560098398081585,0.13658661587948218,0.13923479053082993,0.1394487968008233,0.14156791681911227,0.14930414382750154,0.1500518376464139,0.1506329355484202,0.1524549469685976,0.15721874928460208,0.16001420583841572,0.1608793808797041,0.16104643847546163,0.16134717727181833,0.1614502294619109,0.16194563374949164,0.1641039739139654,0.16468057692089558,0.16484635292276154,0.1654276252086591,0.16626120523286028],"n_dims_used":45,"mean_confidence":0.9324156867133246},"coverage":{"mean_confidence":0.9324156867133246,"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}}