{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002648},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002061","489:4890003452","489:4890002915","489:4890003247","489:4890002978","489:4890002500","489:4890003446","489:4890003245","489:4890002826","489:4890003387","489:4890002993","489:4890003246","489:4890002564","489:4890002746","489:4890002260","489:4890002484","489:4890003450","489:4890002144","489:4890003172","489:4890002473","489:4890003424","489:4890003389","489:4890003323","489:4890003518","489:4890003261"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9275626381196447,0.8924820506912732,0.8711472728120819,0.8611076989377392,0.835849355754911,0.8253114749666294,0.817062094866424,0.81573578373082,0.8070994391489857,0.7971131065292396,0.7926176791958011,0.7923809080083046,0.7890506117067505,0.7885659692097892,0.7864831488980054,0.7822310464990424,0.7788507733684037,0.7720818261230381,0.7638804703137242,0.7634061240431192,0.7591431149400778,0.7530545804924244,0.7448689675268696,0.7436181800000781,0.7415228460876538],"twin_dists":[0.05036550448315611,0.06194587651285967,0.06821668582917816,0.07102500662613959,0.07777451636113591,0.08047910642181388,0.08255772581381995,0.08288898096512577,0.08502730977873571,0.08746228480270324,0.08854626779194939,0.08860316197961618,0.08940135840561618,0.08951720208243501,0.09001416650347693,0.09102434394888649,0.09182334071988434,0.0934130304966583,0.09532184945824539,0.09543170197617375,0.09641638456768771,0.09781498882216857,0.09968185592685817,0.09996583213316039,0.10044081876621004],"n_dims_used":45,"mean_confidence":0.9140170627170139},"coverage":{"mean_confidence":0.9140170627170139,"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}}