{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004870},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005014","490:4900004871","490:4900004737","490:4900002511","490:4900002508","490:4900004869","490:4900002358","490:4900005007","490:4900005005","490:4900005004","490:4900007021","490:4900005144","490:4900005133","490:4900006770","490:4900005003","490:4900001613","496:4960012062","490:4900002047","490:4900006303","490:4900004866","490:4900007271","490:4900001749","490:4900001185","490:4900005544","466:4660001852"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,490,490,490,490,490,490,466],"twin_sims":[0.8340570243486515,0.7515168600607296,0.6980101024066113,0.6714595781493686,0.6229938812991468,0.5909694417555595,0.5762992872008332,0.5715567240264083,0.5570654501255059,0.5529865307409371,0.5287010964380426,0.5198057511123121,0.518314936504126,0.5132354592464772,0.5058147185014085,0.48574358316271077,0.4851623920910664,0.4619535086129754,0.46137265769441876,0.4609294884066653,0.45802842921351095,0.45334762760071323,0.4397605343684593,0.4393455474499551,0.43599125738204464],"twin_dists":[0.07823868169467324,0.09816683805149308,0.11012892502540442,0.11591637569319439,0.12634839768722167,0.1332072883805503,0.1363531401235913,0.13737154834461765,0.1404894466874186,0.1413690367886293,0.14662962388043077,0.14856870399050084,0.14889442864254443,0.15000593849188884,0.1516347734932889,0.15607373308782402,0.15620306621427155,0.16140959116754028,0.16154101713152613,0.1616413299707423,0.16229884438950912,0.16336290745174645,0.1664750753819011,0.16657070598642593,0.1673449866376503],"n_dims_used":45,"mean_confidence":0.9160240173339844},"coverage":{"mean_confidence":0.9160240173339844,"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}}