{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002840},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002841","489:4890002752","489:4890002836","489:4890002835","489:4890002834","489:4890003182","489:4890002666","489:4890002742","489:4890002506","489:4890002253","489:4890002662","489:4890001839","489:4890002189","489:4890002751","489:4890002090","489:4890002839","489:4890002665","489:4890002745","489:4890002496","489:4890001833","489:4890001991","489:4890003181","489:4890002656","489:4890001755","489:4890002833"],"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":[0.9517963970136725,0.8997485748485231,0.8714992426395513,0.8548902914860549,0.8470141288931542,0.8415817970596602,0.8355432696235091,0.8272606667613267,0.8132830443336194,0.8063363601710903,0.8030408060908557,0.7952270120147921,0.7810991325429711,0.7760020710082595,0.7693546225625624,0.7688069811873189,0.7554556851386887,0.741466674766901,0.7393101279047202,0.7354319107633278,0.7333637537042919,0.7321837880964236,0.7308788337556483,0.7228611453704658,0.7204129061910811],"twin_dists":[0.04082446453661812,0.05969704958843702,0.06811673152467772,0.07272556892357222,0.07484149674625418,0.07627781201491055,0.0778539096757897,0.07998316647331424,0.08349951519564838,0.0852147482163923,0.08602157998757996,0.08791795941316906,0.0912922880331712,0.09249399664284222,0.09404980386076506,0.09417742409630578,0.09726448632918121,0.10045353962689117,0.10094143719567686,0.10181651536360148,0.1022819838615545,0.10254719111602945,0.10284019032104531,0.104633730096581,0.10517921265058074],"n_dims_used":45,"mean_confidence":0.9149434407552083},"coverage":{"mean_confidence":0.9149434407552083,"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}}