{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013349},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013347","490:4900013326","490:4900013350","490:4900013308","466:4660008481","490:4900013348","490:4900013327","490:4900013061","490:4900013329","490:4900013328","466:4660008819","466:4660008645","466:4660008809","487:4870000047","466:4660008978","466:4660012285","466:4660008980","466:4660008479","490:4900013346","490:4900013368","490:4900013367","490:4900013132","466:4660009327","490:4900013332","466:4660007126"],"twin_admin_codes":[490,490,490,490,466,490,490,490,490,490,466,466,466,487,466,466,466,466,490,490,490,490,466,490,466],"twin_sims":[0.1977479951114033,0.17495353020779583,0.14194476484476648,0.12724620731140773,0.09654870561367802,0.0914493538714917,0.0887509116531324,0.08659970564409725,0.07812354663177179,0.06722241270801473,0.05494830539416132,0.05162207126683831,0.04572886029008349,0.03972173086271179,0.03383104460837713,0.03240472780893972,0.03228164992543658,0.03137270688542563,0.030645623165648332,0.029019321507415756,0.02787626792765338,0.027559710602766394,0.02704773446855822,0.02577685051625466,0.024357980189060192],"twin_dists":[0.2338290372372519,0.24250282249086236,0.25663391116111867,0.2637207833600571,0.28082382178730547,0.2840643317622012,0.28583728774804334,0.2872815945574585,0.29326704733698417,0.30178698303063983,0.31285264859848694,0.316201355608128,0.3226028758462405,0.32988410529362716,0.33799203001520867,0.3401348577246407,0.3403235151191386,0.3417361287222921,0.3428915423513306,0.34556345084630996,0.34751945118701394,0.3480733341216631,0.3489808447774349,0.35129925090683867,0.35400725264447425],"n_dims_used":45,"mean_confidence":0.9147906833224826},"coverage":{"mean_confidence":0.9147906833224826,"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}}