{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011702},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011305","490:4900011905","490:4900011776","490:4900011645","490:4900010843","490:4900011769","490:4900011640","490:4900011009","490:4900011367","490:4900011703","490:4900011707","490:4900011455","490:4900010674","490:4900011906","490:4900011234","490:4900011174","490:4900011574","490:4900011237","490:4900011319","490:4900011020","490:4900011247","490:4900011900","490:4900010998","490:4900011298","490:4900011301"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.39111634215419566,0.3766567789142574,0.35496178377991244,0.32758240560306684,0.2861621288369527,0.28152745578692184,0.2705243412816929,0.26762272989238506,0.25597227948281465,0.25261718253345017,0.25158451671214077,0.24682662617626439,0.23012687578925434,0.2228104021178884,0.21839332696750433,0.21588707025015533,0.19799049156555817,0.19492039235883557,0.18808755887854062,0.1732465741300995,0.17014451474984732,0.16773595204807665,0.16508645249438794,0.15696319977368306,0.1537450495011189],"twin_dists":[0.17795650518758988,0.1814919550376416,0.1869240996277744,0.19403227847197357,0.20544787181184612,0.20678410983922055,0.21001095730430813,0.21087529890121776,0.21440591414069038,0.21544138408874705,0.21576184995593214,0.21724932085771717,0.2226220322132151,0.22505671693627957,0.2265524533116013,0.2274101776396147,0.23374061560534962,0.23486565253632946,0.23741451908526978,0.24318382458641022,0.2444337991918599,0.24541565402787574,0.24650752386580932,0.24993628196533982,0.2513304267803984],"n_dims_used":45,"mean_confidence":0.8913928561740452},"coverage":{"mean_confidence":0.8913928561740452,"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}}