{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960007775},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003610","490:4900004013","494:4940004292","494:4940004785","496:4960006358","496:4960007892","494:4940006331","490:4900003746","494:4940006222","494:4940004645","496:4960007404","490:4900002604","490:4900004580","494:4940004780","494:4940005289","487:4870004413","494:4940004052","496:4960007000","496:4960004506","494:4940005889","494:4940004423","490:4900004158","490:4900003479","494:4940004543","490:4900002321"],"twin_admin_codes":[490,490,494,494,496,496,494,490,494,494,496,490,490,494,494,487,494,496,496,494,494,490,490,494,490],"twin_sims":[0.5221813874654012,0.488432358377293,0.46474966894822567,0.4581095406857124,0.4486580775272263,0.44186968072857186,0.39397950476703264,0.3900274729054516,0.36953388591803715,0.3608304388916671,0.3548362547516698,0.34681847907185637,0.3434036038830486,0.34092470618245635,0.3403033671919531,0.33629928558083955,0.3354868909139128,0.3339815959488071,0.3304215701992691,0.3247495977332632,0.3223393551682446,0.3219983167184794,0.3169862024585959,0.30543795195062573,0.29675797040350627],"twin_dists":[0.14805011016008388,0.15547601213219298,0.16077772955010686,0.1622804405563915,0.16443302117739764,0.16598958203862643,0.17726382122240086,0.17822055554131705,0.18325771868545154,0.18543849590652509,0.18695601388155478,0.18900676134228975,0.1898877673668982,0.19053022225071314,0.19069164549435938,0.19173572365658983,0.19194837596143682,0.19234314136734212,0.1932806374887862,0.19478582897890578,0.19542985251627698,0.19552119549382574,0.19686993486458468,0.20002430380733566,0.2024408243836185],"n_dims_used":45,"mean_confidence":0.917385016547309},"coverage":{"mean_confidence":0.917385016547309,"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}}