{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009938},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010398","490:4900008559","490:4900008336","490:4900009012","490:4900008226","490:4900010136","490:4900009734","490:4900009733","490:4900010318","490:4900009737","490:4900008672","490:4900009011","490:4900010914","490:4900009637","490:4900008229","490:4900008338","490:4900009430","490:4900007898","490:4900009536","490:4900011712","490:4900008670","490:4900008449","490:4900010986","490:4900009633","490:4900011230"],"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":[0.5843734305366233,0.43433225333460534,0.3991707789870435,0.35529261227389375,0.3468180577858009,0.3153245728314897,0.30493128856217405,0.2786666611625284,0.2517514874409956,0.23805100422992176,0.22622675678380222,0.22547749245454263,0.22494940194148827,0.20432421187274388,0.20092807523421136,0.20017849339403926,0.19261753714047566,0.1908829765881513,0.17319666745840698,0.16016847989327762,0.1579457998152841,0.15602600875826386,0.15555112239953484,0.1507823621789104,0.14847164785910863],"twin_dists":[0.13462103813641113,0.16772881270781806,0.17601380329907942,0.18684001839192882,0.18900686974629932,0.19731972207574897,0.20016425287237577,0.207615567593073,0.2157099774055271,0.22004205729801365,0.22391336658665514,0.22416313458576592,0.22433950548557816,0.23145712649296585,0.23267537405400607,0.23294616516829245,0.2357176312012048,0.23636405451016937,0.24320380717180934,0.24856830218513787,0.24951477198216376,0.25034011117045096,0.2505454133969179,0.25263293911908635,0.25366194782857737],"n_dims_used":45,"mean_confidence":0.887591807047526},"coverage":{"mean_confidence":0.887591807047526,"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}}