{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003632},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003757","489:4890003637","489:4890004004","489:4890003626","489:4890003631","489:4890004434","489:4890003813","489:4890003751","489:4890004059","489:4890004123","489:4890003812","489:4890004002","489:4890003686","489:4890004322","489:4890004064","489:4890004887","489:4890003743","489:4890004981","489:4890004128","489:4890003630","489:4890003931","489:4890004275","489:4890003744","489:4890004274","479:4790001422"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,479],"twin_sims":[0.9572664495722972,0.7836968759724,0.7743411712565466,0.7532503412619463,0.7468134388950265,0.7381508966011093,0.7332705667184855,0.7254904922085786,0.7238575648450345,0.7214164865610698,0.7076949062848151,0.7062239949539864,0.7057229277434753,0.7006950120214972,0.6761094960486361,0.6639433215077051,0.6586863581648266,0.6576957763281199,0.6562236655310033,0.6540724768769508,0.6507879286744385,0.6498982824530842,0.6473197275441996,0.6455130785035966,0.6452989256956163],"twin_dists":[0.038383790972032296,0.09067675822530387,0.09288390760139556,0.09777015718633657,0.09923972467560105,0.10120331540810555,0.10230293788775692,0.10404678141527712,0.1044114371261173,0.10495572796646735,0.10799783277710275,0.10832230153752709,0.10843276434020177,0.10953934277718393,0.11490776765722144,0.11754301107638544,0.1186782510361767,0.11889196070029688,0.1192094416502936,0.11967313688389636,0.12038061285376635,0.12057213573601135,0.1211270125143665,0.12151558527259722,0.1215616346968325],"n_dims_used":44,"mean_confidence":0.9150316931984641},"coverage":{"mean_confidence":0.9150316931984641,"n_dims_used":44,"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}}