{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001908},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002817","489:4890002472","489:4890003068","489:4890001654","489:4890002582","489:4890003332","489:4890001735","489:4890001903","489:4890003428","489:4890002151","489:4890002403","489:4890003535","489:4890003532","489:4890003445","489:4890002556","489:4890001990","489:4890003552","489:4890002475","489:4890001992","489:4890000683","489:4890003300","489:4890002635","489:4890002487","489:4890002072","489:4890002082"],"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":[0.9096050095977307,0.901656445997488,0.8949482118648822,0.8567842412609387,0.8515876200542966,0.8458114832900346,0.8272507092985091,0.8166175761709799,0.7825763437625874,0.7698970427743964,0.7659501421344533,0.7455733826454243,0.720066649577623,0.6879301157410789,0.6787569906543649,0.664697665288249,0.6627383822355623,0.6620332684693644,0.6593490977457588,0.6590315538259471,0.6565615527736806,0.6538066940739635,0.6536465941206749,0.6517186800675308,0.6509666114378575],"twin_dists":[0.056534896613696234,0.059095521048917694,0.06118988642188628,0.07221048416495603,0.07361784600760159,0.07516104363184825,0.07998570482117684,0.08266883525332079,0.09094252618355939,0.09392331910788193,0.0948418525226332,0.09952178076878775,0.10525628164204945,0.11233475324130003,0.11433265142407163,0.11737995239429415,0.11780338570832863,0.11795570588784522,0.11853523519013348,0.11860376313247706,0.11913658354111248,0.11973040809491665,0.11976490464712397,0.12018019489086244,0.12034214091234374],"n_dims_used":45,"mean_confidence":0.9138579474555122},"coverage":{"mean_confidence":0.9138579474555122,"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}}