{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002260},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002746","489:4890002500","489:4890003172","489:4890003514","489:4890003450","489:4890003523","489:4890002471","489:4890001993","489:4890002648","489:4890003261","489:4890003150","489:4890003446","489:4890002061","489:4890003245","489:4890003151","489:4890002473","489:4890002549","489:4890002184","489:4890002262","489:4890002425","489:4890003247","489:4890002484","489:4890002317","489:4890003246","489:4890002103"],"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":[0.9215999240444074,0.9163227407559636,0.8963351020673023,0.83146907030851,0.8243658547816611,0.8235869740746791,0.8144653744424795,0.7968463386428827,0.7864831488980054,0.7727726991033318,0.7727710777138569,0.7717636797355195,0.7645287136861957,0.7570005872747043,0.7565408308025294,0.756406441472368,0.7563327932995174,0.7529376889009248,0.7416799805245236,0.7388977918671141,0.7358704691980625,0.728847887621712,0.7285003723928244,0.7270549209105474,0.7222961674605257],"twin_dists":[0.052480887534511786,0.05429519069241028,0.06076153649401207,0.07890581706844196,0.08071902586966974,0.08091631246110544,0.08320554015634701,0.0875268135114326,0.09001416650347693,0.09325138753818746,0.09325176705195935,0.09348742151373118,0.09517163005177941,0.09690956279790199,0.09701524646290137,0.09704612875857102,0.09706305106344955,0.09784175420094443,0.10040522981232838,0.10103461738293765,0.10171770652698697,0.10329557818636098,0.10337342535841161,0.10369699262270861,0.10475969831897389],"n_dims_used":45,"mean_confidence":0.9148031446668837},"coverage":{"mean_confidence":0.9148031446668837,"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}}