{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004014},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004010","489:4890003948","489:4890004728","489:4890004599","489:4890004555","489:4890004852","489:4890004458","489:4890003955","489:4890003970","489:4890003954","489:4890003956","489:4890004033","489:4890004509","489:4890004508","489:4890004397","489:4890004365","489:4890004853","489:4890004360","489:4890004361","489:4890004072","489:4890004777","489:4890003971","489:4890004292","489:4890004760","489:4890003885"],"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":[0.9208862438019936,0.9126433720960193,0.8483414557924289,0.840941870138848,0.8381348111378816,0.8371792131826304,0.8327983846171182,0.8326496675926671,0.8138228910389199,0.8055697548913286,0.7941324920885562,0.7930230366916944,0.7676575522158795,0.7592371375412674,0.7590202072782094,0.7475604519275955,0.7414503809671547,0.7374838705195381,0.7321881744494846,0.7278798641587915,0.7168600279845082,0.7155558540476302,0.7003734493021595,0.700220735996665,0.6987867340942555],"twin_dists":[0.052729286283876464,0.05553105215127012,0.07448776017421417,0.07644583574231954,0.07718005317217537,0.07742896864061516,0.07856358858987787,0.07860192222747976,0.08336536312225154,0.08540281670746544,0.08818180540770255,0.08844881822727614,0.09444501663756165,0.0963947161416772,0.09644470654216522,0.09906965245710703,0.10045722948768192,0.10135388038917616,0.1025462057259496,0.10351237255960843,0.1059690943236791,0.10625854345641982,0.10961000281226858,0.10964355536702745,0.10995847604412148],"n_dims_used":45,"mean_confidence":0.9197992960611979},"coverage":{"mean_confidence":0.9197992960611979,"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}}