{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000880},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770002012","477:4770000943","477:4770001776","477:4770000770","477:4770000677","477:4770001435","477:4770000723","477:4770001832","477:4770000757","477:4770003536","477:4770001833","477:4770001486","477:4770003537","477:4770003660","477:4770001432","477:4770001714","477:4770001549","477:4770001777","477:4770001724","477:4770001248","477:4770001602","477:4770001728","477:4770000784","477:4770001319","477:4770003719"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.8508585007730276,0.8020493683276224,0.7500208331613559,0.7400316976819223,0.736789234113199,0.733282044901709,0.7112026551299139,0.7037494497685318,0.7000696601260243,0.693033788394088,0.6791024306203746,0.6758866854426673,0.6605730955894541,0.654209707273004,0.645925851322164,0.640057557069515,0.6073769867102522,0.6022726178094783,0.5996178565501072,0.5981052628893302,0.5896415558289201,0.5861348582396793,0.584760684273355,0.5843961138583931,0.581273513947656],"twin_dists":[0.07381383969595572,0.08626347457718424,0.0985086291912604,0.10077829393590747,0.10151058484072167,0.10230035699139296,0.10722283216147442,0.10886749816401256,0.10967674525972045,0.11121936136438372,0.11425756389232226,0.11495614001950621,0.1182710265915435,0.11964356468856689,0.12142682030723947,0.1226880465131938,0.129693265867173,0.13078626326838771,0.13135476784438715,0.13167870647072902,0.13349182635548856,0.13424340946387509,0.134538009099379,0.13461617462023331,0.13528581786776644],"n_dims_used":45,"mean_confidence":0.9219797770182292},"coverage":{"mean_confidence":0.9219797770182292,"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}}