{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004384},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001658","490:4900009174","490:4900007960","490:4900001943","490:4900009793","490:4900001262","490:4900007963","490:4900008980","490:4900001798","490:4900007851","490:4900009394","490:4900004103","490:4900002705","490:4900009491","490:4900008624","490:4900009801","490:4900007845","490:4900009406","490:4900008607","490:4900001802","490:4900003691","490:4900006486","490:4900009993","490:4900007962","490:4900009387"],"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":[0.3654242017413371,0.21950584273506188,0.20154730305443927,0.1975154360661284,0.18178043428578405,0.17155085406875115,0.13646945636099728,0.1263821674858041,0.12096543270402364,0.11597766770846964,0.10957593767002242,0.10905314718450909,0.1087321790969841,0.10872708817766151,0.10326192457784636,0.10092696554606248,0.09959395917263845,0.09814717591480637,0.09737227959727555,0.09186604130011407,0.08836607292235425,0.0875082280239779,0.08540368346187902,0.08462530686248784,0.0841614411908253],"twin_dists":[0.18428420037399443,0.22617383208276362,0.23245219826236319,0.23391390584725943,0.23982552108081734,0.24386510943129716,0.2592064712127219,0.26415620755048946,0.26693870550145576,0.2695862534279859,0.2731157316996592,0.27341093206762235,0.27359271412581976,0.27359560074281,0.276756807270257,0.27814725883222796,0.27895236609108953,0.2798358012592878,0.28031317665077965,0.2837942596820782,0.2860936082665651,0.28666817897344127,0.2880969805136522,0.28863253706106967,0.2889535672900153],"n_dims_used":45,"mean_confidence":0.9278735690646701},"coverage":{"mean_confidence":0.9278735690646701,"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}}