{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001027},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001073","480:4800000787","480:4800000871","480:4800001203","480:4800000786","480:4800000870","480:4800001074","480:4800001029","480:4800000790","480:4800001028","480:4800000880","480:4800000879","480:4800000827","480:4800000788","480:4800000789","480:4800000747","480:4800001132","480:4800000989","480:4800000784","480:4800000872","480:4800000990","480:4800000362","480:4800000828","480:4800001030","480:4800000829"],"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":[0.7769672096085681,0.7587484979641897,0.7498313559794011,0.747358432673238,0.7179615221310851,0.7079938928450845,0.7041688040313393,0.6897548353475005,0.6572317890443502,0.6514742128660607,0.6468979202070564,0.6402298647111644,0.6067714280921762,0.5913625358761959,0.5851379205875852,0.5766471532043168,0.5760358458028642,0.572507857198972,0.5601750921230227,0.5444091727013914,0.5356749546004594,0.5297971030138807,0.5196284680062916,0.49597505991083524,0.48561006451008765],"twin_dists":[0.09226704979942295,0.09650730408872976,0.09855188222121443,0.09911565812714689,0.10572442218708768,0.10793184260985926,0.10877516296460432,0.11193629671426629,0.11899204056631617,0.12023284042970417,0.12121774877452866,0.12265103490032649,0.12982293232922767,0.13312306277338612,0.13445713144746754,0.13627847215436403,0.13640968948738394,0.13716723587859342,0.13981950725573566,0.14322207967969075,0.14511435391726027,0.14639120953919857,0.14860742655449294,0.15380447624386964,0.15610344092994027],"n_dims_used":42,"mean_confidence":0.9108550662086123},"coverage":{"mean_confidence":0.9108550662086123,"n_dims_used":42,"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}}