{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000731},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000356","490:4900000620","490:4900000434","490:4900000355","490:4900000191","490:4900000120","490:4900000431","490:4900000045","490:4900000275","490:4900000425","490:4900000268","496:4960004360","496:4960009182","490:4900002781","490:4900001091","490:4900000276","490:4900000358","496:4960008161","490:4900001196","490:4900000189","490:4900000523","490:4900000482","490:4900004462","490:4900000338","490:4900000432"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,496,496,490,490,490,490,496,490,490,490,490,490,490,490],"twin_sims":[0.8420203315975613,0.5947215853634036,0.5627272407857311,0.5480832099684939,0.538125999087572,0.5375208324635303,0.5373475653230637,0.537233439535854,0.5329086005101256,0.5215939790619563,0.5138817453606461,0.5096954715602617,0.5068438312113774,0.5057658184796077,0.5056933009959985,0.502271694366726,0.4922641631467553,0.48915481205160694,0.4881929637110617,0.48374833833167247,0.46853853911682386,0.4673626439964982,0.4632973815403071,0.456559481584687,0.45275222340667215],"twin_dists":[0.07616252719545905,0.13240344501627666,0.13927005644443452,0.14242775054839898,0.14458274568301815,0.14471395646148466,0.14475152911027517,0.14477627835958462,0.1457149324414032,0.1481782883548735,0.1498643659266307,0.15078219304753424,0.1514085159486503,0.15164552754373384,0.1516614760361704,0.15241467829910388,0.15462590397653025,0.15531557938767782,0.1555291894623316,0.15651793752764906,0.15992364041053292,0.16018845653025093,0.16110574321521348,0.16263234567472135,0.16349854498107888],"n_dims_used":45,"mean_confidence":0.9149076673719618},"coverage":{"mean_confidence":0.9149076673719618,"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}}