{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003432},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["495:4950004165","495:4950003666","495:4950004262","495:4950004103","495:4950004253","495:4950003823","495:4950003826","495:4950003463","495:4950004244","495:4950003822","495:4950004108","495:4950003940","495:4950004242","495:4950004189","480:4800003492","495:4950004283","492:4920000235","495:4950004107","495:4950003470","495:4950003724","495:4950004074","495:4950004261","495:4950003464","495:4950004032","495:4950004243"],"twin_admin_codes":[495,495,495,495,495,495,495,495,495,495,495,495,495,495,480,495,492,495,495,495,495,495,495,495,495],"twin_sims":[0.30192744643638453,0.27830626760518384,0.27471791709175053,0.2649937841347442,0.25684494387559376,0.25243511377208855,0.24547499747114457,0.23716706966813575,0.21916270637392618,0.21504622477253077,0.21290377698104124,0.2119453868921163,0.2101960166107682,0.19521233678017888,0.1927995711940487,0.19021213912606874,0.18385194104619001,0.17545414780857688,0.16110834850948982,0.14166418158600785,0.1263843167640675,0.1252835901942323,0.11607471060194251,0.11384316531570768,0.1093401624316805],"twin_dists":[0.200996748612093,0.2077206792401795,0.20877181143367077,0.21166345395036723,0.21413799889675467,0.2154978245793532,0.21767523394550506,0.22032704000988373,0.22629047374262237,0.2276994442855284,0.22843995430876426,0.22877284188693434,0.22938310993419944,0.2347581433771804,0.23565002763822065,0.23661515641330244,0.23902724698006728,0.24230399713905257,0.2481709567925276,0.25676392680713694,0.26415512164777594,0.26471309646191227,0.26953391751061256,0.27074600914913655,0.2732487299410594],"n_dims_used":43,"mean_confidence":0.8784419215002726},"coverage":{"mean_confidence":0.8784419215002726,"n_dims_used":43,"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}}