{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002569},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002308","489:4890002408","489:4890001648","489:4890001910","489:4890001734","489:4890002651","489:4890003061","489:4890002239","489:4890002487","489:4890002977","489:4890003371","489:4890002991","489:4890001656","489:4890003426","489:4890002896","489:4890002908","489:4890002059","489:4890002321","489:4890001895","489:4890001661","489:4890003360","489:4890002316","489:4890001811","489:4890001985","489:4890003053"],"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":[0.957520530374531,0.8948204239339773,0.8871936344172836,0.8765859503430675,0.85698774395592,0.8564062011421518,0.8557375786907122,0.8524236797572237,0.8475530371577034,0.8473701502664012,0.8393831859509122,0.8381763574514334,0.8359718608353599,0.8331882002595825,0.8331680507533731,0.8330077346327062,0.8256351016991462,0.8229554705821248,0.8220847295922507,0.8192897115516711,0.8176298549823696,0.8165199754659499,0.8163347026096387,0.8126006857955815,0.801655751972426],"twin_dists":[0.03826699106899952,0.061229237022361646,0.0635435447877816,0.06666003845588923,0.07215498819131796,0.07231349905802628,0.07249544946390507,0.0733926689495996,0.07469801131504779,0.07474672596835782,0.07685408996935132,0.07716921936871653,0.07774272615056184,0.07846305247157595,0.07846825117034688,0.07850960594563573,0.08039689582671417,0.08107605330822991,0.08129599569157846,0.08199957111020419,0.08241568187298268,0.0826932190885534,0.08273949452825313,0.08366890085011829,0.08635940535244409],"n_dims_used":45,"mean_confidence":0.9139711168077257},"coverage":{"mean_confidence":0.9139711168077257,"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}}