{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001982},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001154","491:4910001153","491:4910002827","491:4910001287","491:4910002835","491:4910002033","491:4910001469","491:4910001089","491:4910001417","491:4910002824","491:4910002372","492:4920004225","491:4910002118","492:4920006788","491:4910003283","491:4910001044","491:4910002877","492:4920004255","492:4920004450","492:4920004345","491:4910000605","491:4910001019","491:4910002179","491:4910004571","492:4920004648"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,492,491,492,491,491,491,492,492,492,491,491,491,491,492],"twin_sims":[0.44982351939532267,0.44331753066133445,0.25385161152894126,0.17080603790263177,0.15569427536435287,0.1497162074713286,0.13309851685467175,0.11097899737676023,0.11038476677276793,0.10426165281573072,0.0873283255137546,0.08710697812111483,0.08583122113525064,0.08342098674408543,0.08254450657406491,0.07567374298377491,0.07438714868782101,0.0684449369111006,0.06841448376443575,0.0663138072128141,0.06582006613103605,0.06483714086029728,0.06318544888783084,0.06316990494213437,0.062846154455654],"twin_dists":[0.1641666898953313,0.16565682964550965,0.21505939758222617,0.24416587698996461,0.25048347751108513,0.25310626549326387,0.2608289538544961,0.2723288267055337,0.2726611560500381,0.2761689678292718,0.28678924203315415,0.28693846721482,0.2878044693082219,0.28946895633291925,0.29008376936143254,0.2950938146741191,0.29607236427638817,0.30077796785619837,0.30080292363540473,0.30254663368045653,0.3029629982318221,0.30379953349431116,0.30522887721699016,0.305242473181452,0.3055262757792149],"n_dims_used":45,"mean_confidence":0.8987639533148871},"coverage":{"mean_confidence":0.8987639533148871,"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}}