{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004354},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003252","490:4900002986","490:4900003794","490:4900003254","490:4900002990","490:4900003648","490:4900002995","490:4900003654","490:4900003670","490:4900003139","490:4900004355","490:4900004365","490:4900003952","490:4900004493","490:4900003391","490:4900003521","490:4900003518","490:4900003119","490:4900003131","490:4900003125","490:4900003527","490:4900002993","490:4900001245","490:4900003810","490:4900003127"],"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":[0.4990054723902837,0.48677510302414895,0.45827965078580496,0.421695904214447,0.38448786600035256,0.35594010071570187,0.35505983154460896,0.3451121149704352,0.3448701230754487,0.3416120584406542,0.3362439186730621,0.3302423164916196,0.32496487520772926,0.3131098720798289,0.29132905868728903,0.2724088541215555,0.2678350064601292,0.2575916359147083,0.25746445886246694,0.2540084739694124,0.2468735668026491,0.24586006323337412,0.23912865530580535,0.2363356074501655,0.23561150049936047],"twin_dists":[0.15313498722320923,0.15584430478312603,0.1622418471332014,0.17067215789188953,0.17956931954740607,0.18667557388757444,0.18689917621706542,0.18944640983399968,0.18950885267703882,0.19035183219804452,0.19175020765034698,0.19332798789776465,0.19472843578665766,0.19792131472868388,0.20397340136508313,0.20945265703387347,0.21081186897880055,0.2139092147153566,0.21394815175260395,0.21501094208086347,0.21723455632851185,0.21755374210234582,0.21969555106136,0.22059573877769917,0.22083024777799926],"n_dims_used":45,"mean_confidence":0.9169404771592882},"coverage":{"mean_confidence":0.9169404771592882,"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}}