{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910003191},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910003145","491:4910002705","491:4910003232","491:4910003190","491:4910002405","491:4910003055","491:4910003135","491:4910003052","491:4910002857","491:4910003092","492:4920000115","492:4920000606","491:4910003138","492:4920000141","491:4910003269","491:4910003233","492:4920000282","491:4910002391","492:4920000112","491:4910002807","492:4920000917","491:4910002757","491:4910002349","491:4910003100","491:4910001429"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,492,492,491,492,491,491,492,491,492,491,492,491,491,491,491],"twin_sims":[0.5232446659389778,0.43841998161111145,0.38780746949569367,0.3826619549991577,0.35603908709968307,0.3362809403373059,0.28990940710324603,0.2831252085665701,0.2645035861904281,0.26447925636319863,0.25467159515105664,0.23897929288963116,0.23727937312069544,0.22268357644560483,0.22173835504916733,0.21590571405598305,0.2142258283328247,0.20454886249824264,0.20260501082543672,0.2024845433474169,0.1957931272925336,0.18916675172095343,0.18756363249010322,0.1874914842613514,0.18008021534411206],"twin_dists":[0.14781817685410056,0.16678412341794177,0.17875997985643619,0.1800159065516551,0.18665044764286995,0.19174052263286345,0.20437695664160396,0.2063219678191909,0.2118109526928047,0.21181827788803345,0.21480631068605444,0.2197435160560223,0.22029079472371832,0.22509938568311452,0.22541790438475,0.22740377243367735,0.22798241248183845,0.23137703222364317,0.23207207811830402,0.23211530293303742,0.23454459729930163,0.23700769308637773,0.23761261478597695,0.23763992429057226,0.24048553301646602],"n_dims_used":45,"mean_confidence":0.8957492404513889},"coverage":{"mean_confidence":0.8957492404513889,"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}}