{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870005622},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870005477","466:4660005900","487:4870004606","487:4870004750","466:4660006875","487:4870005043","487:4870004900","487:4870008251","487:4870006664","474:4740000598","487:4870003880","474:4740002786","487:4870011815","487:4870012344","487:4870011818","496:4960000272","487:4870011819","487:4870013035","474:4740003140","487:4870007537","466:4660006022","466:4660006874","466:4660007459","487:4870005325","469:4690006093"],"twin_admin_codes":[487,466,487,487,466,487,487,487,487,474,487,474,487,487,487,496,487,487,474,487,466,466,466,487,469],"twin_sims":[0.6340834864270782,0.549155505313167,0.4920970068893478,0.44828798209777676,0.42757640401130154,0.4089031992486829,0.3662596224494932,0.3430340667199497,0.33221451473052765,0.3319797335943391,0.3236093011902603,0.3218856890111733,0.31622046220457795,0.2973226862477549,0.2814579810159391,0.27412468581468724,0.2731185942866419,0.2713474159014122,0.2663284225322819,0.2661055854797748,0.2527403185423402,0.24546334151667765,0.24051130438119994,0.23551218356792103,0.2327040388941642],"twin_dists":[0.12397057615723224,0.14219609119325097,0.15466294744014183,0.16451765117435546,0.16929798580909006,0.17369000701872603,0.18407506954881378,0.189983382894387,0.1928077980191555,0.1928696354678108,0.19509018643406037,0.19555137331913666,0.1970770472726409,0.20228235904136757,0.20680424102473308,0.2089463939200169,0.20924300830194248,0.20976682161810348,0.21126272596310267,0.21132954616386074,0.2154032271624265,0.21767891342079668,0.2192524605904395,0.22086244925756862,0.22177663859259886],"n_dims_used":43,"mean_confidence":0.9161840926769168},"coverage":{"mean_confidence":0.9161840926769168,"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}}