{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009454},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009240","490:4900008691","490:4900010067","490:4900008126","490:4900008039","490:4900009854","490:4900008922","490:4900009453","490:4900009439","490:4900009758","490:4900009653","490:4900009748","490:4900009351","490:4900009134","490:4900009237","490:4900010324","490:4900009564","490:4900009344","490:4900009460","490:4900009233","490:4900007905","490:4900009434","490:4900009232","490:4900009239","490:4900009746"],"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":[0.408756089134339,0.3997414489451647,0.356341641762056,0.28438954207781564,0.25663281892346695,0.24781504987168979,0.22622116089533478,0.21449279486568518,0.19157938655118245,0.18926769563182552,0.16525934800304898,0.13750989801510702,0.137478893626878,0.11828691694832878,0.11421985298145379,0.11138246200697154,0.10446875567530223,0.10271135107837322,0.09905410394285158,0.09684478795249436,0.09290018271916722,0.08026422768458019,0.08023397345357193,0.07998148536305022,0.07744153275379147],"twin_dists":[0.17372494753662363,0.17587684575070084,0.18657367089787338,0.2059573807041899,0.2142030699908841,0.21693880573089663,0.22391522994471963,0.22789025116720782,0.23610403139511116,0.2369697231814536,0.24643588881433934,0.258711763749552,0.2587264651039655,0.2683498641859393,0.27054013220998496,0.27210396793325997,0.2760477410253922,0.2770824410249688,0.27928082880195615,0.2806398475516842,0.28312814969717115,0.29170811591358,0.29172991452871194,0.2919120933887945,0.29377092530410726],"n_dims_used":45,"mean_confidence":0.8936168246799046},"coverage":{"mean_confidence":0.8936168246799046,"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}}