{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004374},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004238","490:4900001940","490:4900004375","490:4900004097","490:4900002102","490:4900002720","490:4900002860","490:4900004373","494:4940008947","490:4900004516","494:4940008471","490:4900004099","490:4900002861","494:4940008971","490:4900004378","490:4900003819","490:4900004112","490:4900003832","490:4900004240","490:4900002721","490:4900004242","490:4900004098","494:4940008915","490:4900011109","490:4900002558"],"twin_admin_codes":[490,490,490,490,490,490,490,490,494,490,494,490,490,494,490,490,490,490,490,490,490,490,494,490,490],"twin_sims":[0.2864992839243332,0.24007766239763878,0.20514284130170188,0.1051935035092581,0.07998220961173876,0.06503005694641896,0.054549546460027874,0.05359535644340599,0.050853699044181085,0.049493463033608937,0.04943511493241059,0.0468634562453374,0.044980353551308805,0.03814299430516032,0.03720282689539897,0.03513543721356551,0.03478680207673232,0.031628100806721675,0.030498590082031242,0.02891956846590027,0.028053445484226305,0.027824698025699736,0.027247746988193374,0.025809999463499766,0.025616466961942443],"twin_dists":[0.20535117545698212,0.2193912490711963,0.23116555186265056,0.275624980364256,0.2919115701592244,0.303634535817603,0.31324508772208015,0.3141938912087075,0.317000314134749,0.31843967244209276,0.3185021484009103,0.3213188830047562,0.3234646311267285,0.3319513224720917,0.3332170628878182,0.33609876532295213,0.3365988542266969,0.34133571577024563,0.34312804265922797,0.3457314862185635,0.34721180012744296,0.34760931319665184,0.3486245632531353,0.35123753893798493,0.35159880132812604],"n_dims_used":45,"mean_confidence":0.9298543294270833},"coverage":{"mean_confidence":0.9298543294270833,"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}}