{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010496},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010998","490:4900011085","490:4900011773","490:4900011004","490:4900010755","490:4900011084","490:4900011895","490:4900011234","490:4900010931","490:4900011009","490:4900011587","490:4900011236","490:4900011159","490:4900010924","490:4900011162","490:4900010915","490:4900010925","490:4900010495","490:4900010427","490:4900011376","490:4900011448","490:4900010590","490:4900011899","490:4900010510","490:4900011826"],"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":[0.6674179630551895,0.5758039351366635,0.4908048036126611,0.48896730170926456,0.48702886114908145,0.4842948371139106,0.480220284451648,0.4419814357465371,0.40533797491090645,0.4035802728253629,0.3927635457521017,0.3690695879729838,0.35763641247744543,0.28536100924311175,0.28133629384764547,0.262509982592304,0.25682872070380414,0.23611491925305153,0.23508706175343183,0.2318450535811203,0.22238394399375183,0.21938877163029158,0.21642516834572162,0.21470885056857184,0.21323407631860306],"twin_dists":[0.11679158485833097,0.13645947258112148,0.1549494379967982,0.15535721228332566,0.1557878872883649,0.15639621330854667,0.15730479764022742,0.1659638829100308,0.17453836686933255,0.17495784230442313,0.17755771073203733,0.18337340016437523,0.18624548648959333,0.2056779083344242,0.2068395086597932,0.2124125861844391,0.2141429742895088,0.220667160952426,0.221000386801981,0.22205772599087245,0.22520025732561827,0.22621361408287083,0.22722546000587807,0.22781572181349116,0.22832546309901683],"n_dims_used":45,"mean_confidence":0.8927174038357205},"coverage":{"mean_confidence":0.8927174038357205,"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}}