{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001301},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001358","477:4770003546","477:4770001359","477:4770001417","477:4770001302","477:4770002331","477:4770001357","477:4770001713","477:4770001182","477:4770001695","485:4850007632","477:4770001893","477:4770001645","477:4770001119","477:4770001240","485:4850008042","500:5000000774","477:4770001000","485:4850007821","477:4770001839","477:4770000699","477:4770001758","477:4770001127","500:5000001234","477:4770001754"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,485,477,477,477,477,485,500,477,485,477,477,477,477,500,477],"twin_sims":[0.6470597076517312,0.6371175590655933,0.6322436084206787,0.6146347326038538,0.5901325199738978,0.5841970598410315,0.5765509112367514,0.5573993056225168,0.5432062406798639,0.5367281599828498,0.5274604964763927,0.49928606114140883,0.4883999163436983,0.4870142595488105,0.48387031101471617,0.4817059906166802,0.47836097021929946,0.47398628144044036,0.47189694221884004,0.4703075549259429,0.4674103085440499,0.46526334982501377,0.4641153547146875,0.4598826754277167,0.45936410481409345],"twin_dists":[0.12118294722478026,0.12331937709208296,0.1243653165998962,0.1281390842395815,0.13338661923425602,0.13465885410902584,0.1362991296707866,0.14041749559090821,0.14348235870792383,0.14488586533642653,0.1468996202347919,0.15307305681140668,0.15548321809971757,0.1557911333872641,0.1564907662776231,0.1569732200571614,0.15772021730321295,0.15869970446678075,0.1591685531092077,0.1595256766336759,0.1601777178634827,0.16066179501607292,0.16092095174245857,0.16187841554484825,0.1619959342399986],"n_dims_used":44,"mean_confidence":0.9205015355890448},"coverage":{"mean_confidence":0.9205015355890448,"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}}