{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006802},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007289","490:4900004881","490:4900006800","490:4900004887","490:4900005032","490:4900006553","490:4900006201","490:4900007049","490:4900005036","490:4900005562","490:4900003920","490:4900005169","490:4900004478","490:4900004064","490:4900004052","490:4900005023","490:4900006443","490:4900005421","490:4900007663","490:4900006203","490:4900004340","490:4900006666","490:4900002963","490:4900007168","490:4900002970"],"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":[0.3953447990983281,0.330734238310735,0.2905196337448641,0.23784402611582783,0.23640759741996836,0.16155641419773978,0.16008438157860091,0.15098310354250558,0.14964569437101194,0.13980671838040212,0.13270337796755025,0.1320918906521113,0.12883545524016873,0.12249977217942068,0.11380445147504759,0.10334497246903106,0.10215062706394484,0.10169712791180084,0.10107459188066928,0.09891071752635246,0.09731790759652373,0.0944862319260714,0.09412174663910283,0.09117606956644307,0.09043853310997846],"twin_dists":[0.17693433851343662,0.19319807896732635,0.20420334755706393,0.2201087256144638,0.22057244981238192,0.24798212182395787,0.24860393868935685,0.2525440944279476,0.25313765764966656,0.2576295029803321,0.2610211540945037,0.2613194394343244,0.26292570993817826,0.2661410675940985,0.270767197725839,0.27670780664277145,0.2774154812100988,0.2776858811890448,0.2780586083067596,0.27936830474204255,0.2803467843981465,0.2821178292819689,0.28234881752756874,0.2842419873930923,0.2847235545202165],"n_dims_used":45,"mean_confidence":0.8961176554361979},"coverage":{"mean_confidence":0.8961176554361979,"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}}