{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005286},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005198","480:4800005203","480:4800005295","480:4800005016","470:4700003471","480:4800005549","480:4800005632","480:4800005608","480:4800005527","480:4800005372","480:4800005539","480:4800005114","480:4800005291","480:4800005631","480:4800005540","480:4800005701","480:4800005210","480:4800005845","480:4800005287","488:4880000821","480:4800005706","480:4800003941","480:4800005297","480:4800005120","493:4930002900"],"twin_admin_codes":[480,480,480,480,470,480,480,480,480,480,480,480,480,480,480,480,480,480,480,488,480,480,480,480,493],"twin_sims":[0.39155406365170936,0.2855592890785807,0.18959775288444466,0.1788823048021118,0.1552358604579226,0.15000455550602912,0.14920716452549304,0.14818274461274208,0.14304650486816206,0.1363840352927501,0.13251180911556584,0.13088753115049967,0.12550553263339229,0.11830768780447304,0.1144435770613216,0.11245072535754574,0.1119634417516061,0.11029460013765098,0.10873971985888382,0.1080633561617669,0.1075416067159675,0.10535300123771231,0.09947002241354899,0.09921404335959966,0.09595802458934738],"twin_dists":[0.17785045480163267,0.20562093740873394,0.23684567142839155,0.24095320735747183,0.2506819602755568,0.25297800729270153,0.2533331344994802,0.25379143099496515,0.2561252319321855,0.25924721235636056,0.26111449046828317,0.26190998435490226,0.26460029192264684,0.2683388275986863,0.2704181040391109,0.2715116253905275,0.27178127876747404,0.27271170339160705,0.27358843860884385,0.273972845539241,0.2742706548576967,0.27553224642117957,0.2790276490264409,0.27918337136199034,0.28119217755068227],"n_dims_used":43,"mean_confidence":0.9197011548419332},"coverage":{"mean_confidence":0.9197011548419332,"n_dims_used":43,"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}}