{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003330},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004149","490:4900002333","490:4900002608","490:4900002303","490:4900001572","490:4900003595","490:4900001699","490:4900002164","490:4900001722","490:4900003471","490:4900003895","490:4900004302","490:4900003074","490:4900003466","490:4900002178","490:4900003896","490:4900001333","490:4900002148","490:4900002491","490:4900001596","490:4900002327","490:4900003738","490:4900002767","490:4900001708","490:4900001710"],"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":[0.877955776516898,0.8018515951795276,0.771010743899863,0.7443793205642772,0.7228929761718615,0.7108027968942967,0.6907270721583212,0.6832958554793506,0.665352235783834,0.6451393951757014,0.6405697029007922,0.6274987859182587,0.6262011451022322,0.6191338513162612,0.6145719868590819,0.6053982415970953,0.6044087181227785,0.5967877693884335,0.5922317428147094,0.5792784103302531,0.5779073559577262,0.5743448499362122,0.5700023925267232,0.569685333909807,0.5629094996731006],"twin_dists":[0.0662637542108835,0.08631168258519556,0.09366336435466192,0.09979306375408903,0.10462663147792559,0.10731126552648239,0.11172384487218835,0.11334514049411226,0.1172384270635443,0.121595937247691,0.12257803424591147,0.1253828429543487,0.12566101861456416,0.1271754152710008,0.12815252217822126,0.13011696868438324,0.13032885377938777,0.1319608802729792,0.13293683318987334,0.13571381443903596,0.13600800921807008,0.1367727309335282,0.1377055117029006,0.13777364707565268,0.13923083066704636],"n_dims_used":45,"mean_confidence":0.9177605523003473},"coverage":{"mean_confidence":0.9177605523003473,"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}}