{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006959},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006836","490:4900007202","490:4900006834","490:4900007329","490:4900005843","490:4900006708","490:4900007331","490:4900005458","490:4900007085","490:4900005454","490:4900004644","490:4900007192","490:4900005714","490:4900007452","490:4900007320","490:4900005844","490:4900006452","490:4900005329","490:4900006336","490:4900006958","490:4900006100","490:4900005049","490:4900006586","490:4900007074","490:4900006945"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.15945207431883776,0.11090845390565775,0.08576042893233356,0.06183906817240392,0.06172798129785967,0.03507486890761336,0.03439834860025747,0.01665971713348198,0.011986982216109877,0.01161550262639932,0.010984447856775806,0.008693732457058793,0.004521656088502864,0.00399082292656318,0.003962139853392632,0.003541707245413383,0.0030130092299516897,0.002572331694509134,0.0025003247627255836,0.0013746765015132524,0.0013635086615170807,0.0009396467619446215,0.0009191815267468052,0.0008470024426120273,0.0008424856378326719],"twin_dists":[0.24887231467334422,0.2723682068016588,0.287852823371419,0.3064168246991315,0.30651578366429655,0.3361853417197663,0.33716110902234225,0.3716662758809474,0.386316417674844,0.38768849018541784,0.39011126114115857,0.40009576128044655,0.42676673373536883,0.43167426552153587,0.4319560249329241,0.4363143556722324,0.4425201708027199,0.44850692743248183,0.449573426586784,0.4714832726238925,0.47177500581092946,0.48490363161540834,0.4856690072895813,0.48850098815396337,0.48868557783471595],"n_dims_used":45,"mean_confidence":0.9315253363715278},"coverage":{"mean_confidence":0.9315253363715278,"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}}