{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000239},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000246","490:4900000237","490:4900001082","490:4900000622","490:4900000285","490:4900000144","490:4900000109","490:4900000235","490:4900000608","490:4900000138","490:4900000143","490:4900000589","490:4900000423","490:4900000207","490:4900000026","490:4900000580","490:4900001191","490:4900000948","490:4900000154","496:4960009569","490:4900000030","490:4900000394","490:4900000174","490:4900000188","490:4900001458"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,490,490,490,490],"twin_sims":[0.6889175060981644,0.6866729054074725,0.6019894257523921,0.5898103214080248,0.5730951686383384,0.5570346929343319,0.5375913838284044,0.5339166854739597,0.5333469369549917,0.5228301916367503,0.5046223604834223,0.4670095307239471,0.45087499280801535,0.44916292541485503,0.44666600702885173,0.43748489165575377,0.43084011939633315,0.42826705773555535,0.42442045445324966,0.41831527801785134,0.41284493631183605,0.40828800076934413,0.4080455510889232,0.4022373051339611,0.3917643041410773],"twin_dists":[0.1121191856198785,0.11260907759560346,0.1308469054700537,0.13345566160307865,0.13704109339228313,0.14049607565938013,0.1446986582080731,0.14549600310054853,0.1456197269860286,0.1479085734217321,0.15189707514175432,0.1602680234949939,0.16392662461726434,0.16431761955775456,0.1648888609842509,0.16699991710241052,0.16853867915617446,0.16913710716060412,0.17003449183007815,0.171465792985186,0.1727558398960681,0.17383616139554933,0.17389378754071377,0.17527889418349307,0.17779953778625737],"n_dims_used":45,"mean_confidence":0.917616695827908},"coverage":{"mean_confidence":0.917616695827908,"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}}