{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960005823},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960006227","496:4960005696","496:4960006223","494:4940003950","466:4660009018","496:4960005830","496:4960004960","496:4960006230","466:4660009537","496:4960006367","494:4940007073","466:4660009702","487:4870003726","493:4930006012","466:4660006635","487:4870001778","466:4660012154","469:4690004328","496:4960007287","496:4960007898","466:4660007801","487:4870004164","466:4660003990","466:4660009708","466:4660007800"],"twin_admin_codes":[496,496,496,494,466,496,496,496,466,496,494,466,487,493,466,487,466,469,496,496,466,487,466,466,466],"twin_sims":[0.6080169886047259,0.503819141559973,0.5031895392974248,0.39700202926882433,0.33612148286783267,0.3300730741660464,0.3260307677285044,0.31635472261218633,0.2973493806697897,0.2965907889744215,0.2851327010694244,0.28289206634694536,0.28239585747300394,0.27685641559334334,0.271832285877892,0.2671431265109284,0.2653874874229481,0.2627101096340938,0.2558167749937112,0.2521453407767051,0.2520138951509117,0.251378290801537,0.24716568779248863,0.24585213555044616,0.24325332341757086],"twin_dists":[0.12955622377067336,0.15207386564370692,0.15221249599331474,0.17653510780022338,0.19178224146504158,0.1933727067146853,0.19444457808179652,0.19704071291435038,0.20227487268152733,0.20248777131844806,0.2057435366686085,0.20638930464151908,0.20653273284294363,0.20814438039454367,0.20962321599361558,0.21101872328538965,0.21154511323929634,0.21235206271946613,0.21445371596458182,0.21558770638148175,0.2156284998872304,0.215825948166949,0.2171427141983796,0.21755624212488398,0.21837860323024558],"n_dims_used":45,"mean_confidence":0.9168109469943576},"coverage":{"mean_confidence":0.9168109469943576,"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}}