{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000010902},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000011139","500:5000009731","499:4990003971","499:4990004175","499:4990003914","468:4680001297","500:5000010173","499:4990002795","500:5000009854","499:4990001122","478:4780006093","470:4700000404","500:5000011334","475:4750010312","473:4730003825","500:5000010638","468:4680000033","500:5000011262","499:4990000640","473:4730004311","470:4700004829","499:4990004004","499:4990004003","496:4960004940","485:4850000367"],"twin_admin_codes":[500,500,499,499,499,468,500,499,500,499,478,470,500,475,473,500,468,500,499,473,470,499,499,496,485],"twin_sims":[0.5916149549820626,0.5301910164041883,0.34689834117076457,0.3446383860898848,0.3422262632635815,0.3401981238514892,0.3376378766690232,0.3296562086313822,0.32684249645013747,0.30600445183295094,0.29747428197987363,0.28818654001876715,0.2824378974986089,0.2819946716415053,0.2817230097009047,0.27583466290416175,0.27351899223489134,0.2648870543885884,0.2629479314440901,0.2549777018751224,0.254203523369196,0.2534986752083001,0.25312895420620307,0.25297400375317436,0.25215497502371054],"twin_dists":[0.13306898007352613,0.14630554727690862,0.188986212732117,0.18956867115906664,0.19019258850929868,0.19071900324685118,0.1913859395520204,0.19348290861039716,0.1942287513692736,0.19986798578662146,0.20223984978070728,0.20486829104386517,0.20652057535328627,0.20664880624595228,0.20672746178629026,0.20844378920850962,0.20912488331651824,0.21169555403269108,0.21228017691839832,0.21471196380892954,0.21495071696004137,0.21516849077153546,0.21528287573045635,0.21533084618205559,0.21558471697313036],"n_dims_used":45,"mean_confidence":0.9266126844618056},"coverage":{"mean_confidence":0.9266126844618056,"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}}