{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002149},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002613","490:4900003734","490:4900002757","490:4900001426","490:4900002000","490:4900002913","490:4900002345","490:4900004312","490:4900002024","490:4900003735","490:4900004174","490:4900003614","490:4900001424","490:4900003207","490:4900003478","490:4900004298","487:4870002034","496:4960009065","490:4900002460","490:4900002614","487:4870001112","494:4940008290","490:4900001839","490:4900003481","487:4870001780"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,496,490,490,487,494,490,490,487],"twin_sims":[0.6754873629095245,0.5110721465154613,0.49671736415357265,0.47769889969373,0.45279362272756124,0.3994830974098308,0.39494099932310867,0.3811875014462142,0.3797599924055524,0.37480369167741406,0.35445707655966313,0.3462843168169321,0.34101560035941464,0.3266920600675735,0.3225732315767534,0.32098629707884874,0.31366659623946685,0.3110127479873099,0.30126887107842604,0.30067062805523664,0.2988512018865741,0.28647995389410025,0.2837329985969124,0.2820663658140346,0.27835215580595657],"twin_dists":[0.11504282224693164,0.15048015084852107,0.15364037654906665,0.15786826640302357,0.1634891117798453,0.17593883762054405,0.17703173156699717,0.1803772789473454,0.18072778763551828,0.18194974212318968,0.1870524508985376,0.1891442661966976,0.19050662125009107,0.19426872778118817,0.19536724277077125,0.19579257139274406,0.19776986140183084,0.19849320666041428,0.20117991162885696,0.20134649753190892,0.20185432599855685,0.2053567174794548,0.20614658132619473,0.20662805594741984,0.20770729097840052],"n_dims_used":45,"mean_confidence":0.9147031148274739},"coverage":{"mean_confidence":0.9147031148274739,"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}}