{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003972},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004643","489:4890003890","489:4890004646","489:4890003830","489:4890003889","489:4890003950","489:4890003703","489:4890004013","479:4790002992","489:4890004599","489:4890003908","489:4890004134","489:4890003946","489:4890004159","489:4890004034","489:4890004412","489:4890004153","489:4890004035","489:4890003892","489:4890004760","489:4890003959","489:4890004190","489:4890003660","489:4890003910","489:4890003948"],"twin_admin_codes":[489,489,489,489,489,489,489,489,479,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.7084569262328868,0.6369098488372588,0.5979600078252574,0.592035348129348,0.5649967000747553,0.5568358886677159,0.5526354841913675,0.5414651050159175,0.5389830192869781,0.5286323831257438,0.5213051424406394,0.5178599312133001,0.5100252680070243,0.5084490174349817,0.5066843972883298,0.5036705036877371,0.49344396687414704,0.4917038660187989,0.49149342379025773,0.48643025893203207,0.48325413765917674,0.4826950341094739,0.4822312239588853,0.47722197219298673,0.475400436296957],"twin_dists":[0.10782962054995551,0.12336396806729322,0.13170981555607722,0.1329789100871399,0.13878173908653396,0.14053892441802748,0.14144478372992808,0.14385927416260436,0.14439697730006096,0.14664457462176322,0.14824132755718672,0.1489938861649478,0.15070981670847006,0.15105584642564,0.15144356062187989,0.15210658955974823,0.15436455292622803,0.15475008594313347,0.15479673829654547,0.15592098763099937,0.15662805002588653,0.15675266592026557,0.15685607666840215,0.15797495576986487,0.15838275530756749],"n_dims_used":45,"mean_confidence":0.9201265123155382},"coverage":{"mean_confidence":0.9201265123155382,"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}}