{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000002158},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000002157","500:5000001199","500:5000000846","500:5000001521","485:4850007256","500:5000000724","500:5000000847","500:5000002275","500:5000001041","500:5000001469","500:5000001359","500:5000001663","500:5000001585","500:5000002159","485:4850008374","477:4770000701","477:4770001774","477:4770001023","500:5000002272","500:5000001251","500:5000001732","474:4740005501","485:4850006925","485:4850004497","500:5000001088"],"twin_admin_codes":[500,500,500,500,485,500,500,500,500,500,500,500,500,500,485,477,477,477,500,500,500,474,485,485,500],"twin_sims":[0.5073154872430201,0.45501331060271344,0.4285311761092898,0.38545330956105756,0.38431713566356457,0.33754907559191083,0.330529957523263,0.3277223224161939,0.3253727901553232,0.3107861894028739,0.30297106753833336,0.2817454411487826,0.2710723607448813,0.2699866421977494,0.26606130487539814,0.22320112231126524,0.22270861116975502,0.21783246185260066,0.21528133274253977,0.20632877831670268,0.20383981179851376,0.20376088524910183,0.2016511792538385,0.1987639894781053,0.19604095489884382],"twin_dists":[0.15130485974214028,0.1629837995476411,0.1690756124428398,0.17933359746584118,0.17961103429438527,0.191409120732792,0.19325201348468574,0.19399515301017534,0.19461974310467048,0.1985551215179641,0.20070697249143304,0.2067209653670786,0.20984835600466906,0.2101706943015113,0.2113428283484044,0.2249253662490322,0.22509096181186775,0.226743822873734,0.22761848602526813,0.23074456053043607,0.23163003430914553,0.23165823401539745,0.23241480648287532,0.2334590737333193,0.2344536093173289],"n_dims_used":45,"mean_confidence":0.9227223714192708},"coverage":{"mean_confidence":0.9227223714192708,"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}}