{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003659},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003658","489:4890003843","489:4890003904","489:4890004193","489:4890003908","489:4890003845","489:4890004074","489:4890003903","489:4890004768","489:4890004240","489:4890003966","489:4890003711","489:4890003839","489:4890004539","489:4890004540","489:4890004304","489:4890004399","489:4890003660","489:4890003710","489:4890004675","489:4890004190","489:4890003968","489:4890004244","489:4890004021","489:4890002109"],"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":[0.936314451864671,0.9181536180443661,0.8642618926059682,0.8194792635133081,0.798619324540946,0.7924591165022662,0.7840931903618333,0.7781518026316123,0.7681698914281174,0.7579720578313163,0.7574583019863017,0.7572608204421286,0.7440721374368426,0.7178093731210631,0.7117566370696332,0.6883916009508397,0.6869019266404303,0.6761742310791276,0.6724666202508199,0.6665920151657042,0.6411123643659501,0.6406618272474682,0.6324263133916099,0.6307015038546842,0.6306306239693412],"twin_dists":[0.04711559509615561,0.05367150593232332,0.07015132644109418,0.08195197157325407,0.08709745400374452,0.08858437127722842,0.09058266485338837,0.09198812082943979,0.09432578594959368,0.09668608364949294,0.09680429770371407,0.09684972067913539,0.09986280477355297,0.10575822998801974,0.10710027411184932,0.11223401458169348,0.11255911740749329,0.11489371280134182,0.11569809552400932,0.11697028612636,0.12246145525127759,0.12255824419556881,0.12432612256049207,0.12469609017646767,0.12471129186845518],"n_dims_used":45,"mean_confidence":0.9199453565809462},"coverage":{"mean_confidence":0.9199453565809462,"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}}