{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010524},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010610","490:4900010959","490:4900010872","490:4900010706","490:4900010622","490:4900011323","490:4900011992","490:4900010174","490:4900010535","490:4900010877","490:4900010793","490:4900010951","490:4900010178","490:4900010352","490:4900010534","490:4900010447","490:4900010176","490:4900011851","490:4900010438","490:4900010952","490:4900010606","490:4900010957","490:4900011732","490:4900010710","490:4900009677"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6271874907909023,0.5042101371789307,0.4372323466683161,0.4130014991851095,0.31938096383941267,0.31726492504443926,0.2774659454332865,0.2681437284234363,0.25713182639109233,0.2498034841782049,0.24487267676408822,0.23524251200243146,0.22713105743838005,0.21311846743169793,0.20928334680117638,0.20856198394956943,0.18649272045624904,0.14826173661363934,0.13849968221034284,0.1364179562702082,0.13048921480329556,0.1291173183641937,0.12747328760958435,0.12260205574295775,0.11703651085944786],"twin_dists":[0.12544957911157378,0.15198779703474066,0.16705822893584935,0.1727188160970198,0.19622403106654354,0.19679461798560538,0.20796608842196995,0.21071967604839711,0.21405004931529295,0.21631653299680476,0.2178655181677455,0.22094992957432374,0.22361264700112018,0.2283655227919404,0.22970286499583742,0.229956267231528,0.23801873551883457,0.25375600918104735,0.2582437347702738,0.25923103163161576,0.2621061958768291,0.2627854742018449,0.2636067203977987,0.26608816605788904,0.26901701924929367],"n_dims_used":45,"mean_confidence":0.916782463921441},"coverage":{"mean_confidence":0.916782463921441,"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}}