{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002346},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000723","490:4900002187","490:4900002177","490:4900002179","490:4900002349","490:4900002331","490:4900004173","490:4900002498","490:4900001489","490:4900003754","490:4900002190","490:4900001214","490:4900003755","490:4900004172","470:4700001093","490:4900002351","490:4900002160","496:4960011821","490:4900003896","490:4900004185","478:4780008646","496:4960012060","496:4960008774","496:4960011994","490:4900003895"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,470,490,490,496,490,490,478,496,496,496,490],"twin_sims":[0.6437508892141237,0.6195441743649122,0.5758233607885758,0.5736416524219939,0.5722026741963369,0.5209627018629749,0.5011298273369565,0.45566054451477256,0.4491410769118808,0.4392141846524747,0.4304396820735942,0.420962454595127,0.41756967819851903,0.40219570927421794,0.38192418539175027,0.37995525675431235,0.376858521083633,0.3727257375337075,0.3692706101367615,0.3672986448831903,0.36120059947857935,0.3487405232144531,0.3475408938665495,0.3401581166274966,0.3389694056114302],"twin_dists":[0.1218944465271396,0.1270875146118055,0.13645530250207086,0.13692373168149646,0.13723278822052626,0.14831607645780726,0.15266634945761876,0.16283662664850268,0.1643226128306857,0.16660098492789469,0.16863171462885063,0.17084411302628785,0.17164119618789164,0.17528884585321644,0.1801966419911041,0.18067980517282406,0.18144218310725893,0.18246440310036172,0.18332330588711945,0.1838153050139574,0.18534520885000808,0.1885129073287401,0.18882097390916971,0.1907294042187525,0.19103874230477919],"n_dims_used":45,"mean_confidence":0.917545657687717},"coverage":{"mean_confidence":0.917545657687717,"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}}