{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910003484},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910003143","491:4910003175","491:4910002550","491:4910003440","491:4910002696","491:4910002447","491:4910002795","491:4910001843","491:4910003258","491:4910001948","491:4910003396","492:4920000260","491:4910002049","492:4920002655","491:4910003300","491:4910001724","492:4920000407","491:4910003267","491:4910001788","491:4910002740","491:4910002746","492:4920001477","491:4910001988","491:4910002613","491:4910003340"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,492,491,492,491,491,492,491,491,491,491,492,491,491,491],"twin_sims":[0.5268271804876424,0.21035623836171846,0.1954066841998279,0.15746889586811494,0.11347107805307936,0.10928241421102936,0.0979960767052658,0.09393254208920626,0.08485241598235951,0.07705037367836638,0.07051746299191056,0.06858928603857863,0.06354721707374,0.05974932899547295,0.05952533709883949,0.05810711721104396,0.056188720133650435,0.05592768208804662,0.047770684871766916,0.04326357824887784,0.042811157165806815,0.028750683812632658,0.02408762595034773,0.023542155729406947,0.021984543009682996],"twin_dists":[0.14703750447055403,0.22932707345628783,0.23468663637076004,0.24971911177730122,0.2709498872972132,0.27328133892234546,0.27992865326127614,0.2824690018374315,0.288475871876256,0.2940615300680414,0.2991004027540568,0.3006597992073271,0.3049132171269622,0.30830339461467476,0.3085088130095527,0.3098244090543498,0.3116467748930739,0.31189870205334264,0.32031077872953584,0.32548754966967225,0.3260318661192794,0.34601711303018895,0.3545386544030633,0.35562673139234474,0.3588587743558386],"n_dims_used":45,"mean_confidence":0.8951145595974392},"coverage":{"mean_confidence":0.8951145595974392,"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}}