{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003657},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003656","489:4890004074","489:4890003839","489:4890003903","489:4890003904","489:4890003710","489:4890004193","489:4890004240","489:4890004244","489:4890003784","489:4890003659","489:4890003658","489:4890004021","489:4890004211","489:4890004445","489:4890003709","489:4890003717","489:4890003642","489:4890003711","489:4890004304","489:4890004675","489:4890003647","489:4890003843","467:4670000553","489:4890003905"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,467,489],"twin_sims":[0.8322418034264272,0.8085207725890101,0.7502524652969753,0.7489896602074941,0.7429587045394426,0.7344831852869838,0.704680440263161,0.6893246157804352,0.6876668634228424,0.659539617419208,0.6113631835157007,0.6034423688479057,0.6034399365866476,0.600052418059476,0.5679986165967421,0.5634576883696234,0.5633066336828667,0.5484818460848255,0.5458663468871248,0.5408912735227335,0.5400605006514008,0.5254161600793498,0.5205611583776065,0.5188879368725063,0.5144410109157134],"twin_dists":[0.07870699349643438,0.08467754971987036,0.09845574225074008,0.0987439237910222,0.10011542557956889,0.10203014055528085,0.10866247702109808,0.11203027453456754,0.11239220899136308,0.1184941166929266,0.12883969235929618,0.13053577894153676,0.13053629976741965,0.13126170526261566,0.13813619171301794,0.1391128593513193,0.13914536514647052,0.14234162010793575,0.14290692681186282,0.1439835441987632,0.14416350154718993,0.14734484037034276,0.14840374110967397,0.14876920880581604,0.14974189148381697],"n_dims_used":45,"mean_confidence":0.9199161105685764},"coverage":{"mean_confidence":0.9199161105685764,"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}}