{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000616},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000538","480:4800000366","480:4800000604","480:4800001080","480:4800000539","480:4800001035","480:4800000996","480:4800000611","480:4800000960","480:4800000646","480:4800000662","480:4800000397","480:4800000546","480:4800000536","480:4800000837","480:4800000751","480:4800000532","480:4800000654","480:4800000718","480:4800000542","480:4800000384","480:4800000468","480:4800000583","480:4800000695","480:4800001140"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.48376118595417733,0.47926843615545306,0.32661493821611504,0.3063764203352393,0.3006744131871832,0.2856563986972797,0.2822372969177733,0.2663108945502887,0.2576022463198444,0.25670603070483067,0.2525485671586553,0.2506069600364494,0.24589489919830412,0.23234006556610798,0.22870272921273346,0.22026729539400725,0.2187622170150128,0.21132753442385252,0.2091419096052955,0.2088566234248927,0.20848696162086128,0.20542260097650739,0.20064222783200297,0.19469627563206937,0.1900024997833173],"twin_dists":[0.15651507542595464,0.1575174011067519,0.19428922580621782,0.19976543701007876,0.2013454429215446,0.2055930439777025,0.20657859657290903,0.21126798066526525,0.2139059667397317,0.2141806078259156,0.21546265150185367,0.21606598761924203,0.21754275707382462,0.22189565884760545,0.22309187887699952,0.2259154287350306,0.22642676628409877,0.22898798807938528,0.22975250252065393,0.22985269354062915,0.2299826555087368,0.2310660913253835,0.2327785560005462,0.23494825986937043,0.23669375360032638],"n_dims_used":43,"mean_confidence":0.9143989917843841},"coverage":{"mean_confidence":0.9143989917843841,"n_dims_used":43,"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}}