{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003355},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000794","490:4900003591","490:4900001290","490:4900003059","490:4900000806","487:4870001784","487:4870002456","466:4660014245","487:4870001860","496:4960006229","490:4900000805","487:4870004994","490:4900005806","490:4900006410","487:4870005568","487:4870006009","487:4870012418","487:4870011904","493:4930006982","466:4660008561","496:4960005278","487:4870005866","487:4870010461","487:4870012330","466:4660014146"],"twin_admin_codes":[490,490,490,490,490,487,487,466,487,496,490,487,490,490,487,487,487,487,493,466,496,487,487,487,466],"twin_sims":[0.49600655362669505,0.41807463000328826,0.41264618906150596,0.40337643078360436,0.3975796087409677,0.3795334773582766,0.33429874029146595,0.28538395095926644,0.28511472263469184,0.2805403816317102,0.2793801178157925,0.26628501641747654,0.2602336027084978,0.2454316292794398,0.2440481547414262,0.2421066022438372,0.2350070914062252,0.23483849275124954,0.23223053583324635,0.23221007206947727,0.2295499708265142,0.22641509914613236,0.22404747822029822,0.22108214003410948,0.21327050692942137],"twin_dists":[0.1537975125635309,0.17152239110910256,0.172802848201476,0.17500654212610126,0.1763961474614943,0.1807834643077502,0.19225988963104623,0.20567131536868852,0.20574870600241324,0.20707040992191933,0.207407726013601,0.21127573904696567,0.21310306588623065,0.21768892470152887,0.2181264897899523,0.21874327308665795,0.22102635269586018,0.22108111463371194,0.2219314993528123,0.22193819677253734,0.22281212955139096,0.2238506688586849,0.2246413664218193,0.22563956808045152,0.22831284255444056],"n_dims_used":45,"mean_confidence":0.9134467230902777},"coverage":{"mean_confidence":0.9134467230902777,"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}}