{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004819},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004272","490:4900004277","490:4900003563","490:4900005242","490:4900003850","490:4900004676","490:4900003707","490:4900003449","490:4900007369","466:4660003524","490:4900003186","490:4900004142","490:4900004679","490:4900004816","490:4900004964","490:4900005375","490:4900002739","490:4900012913","494:4940008097","490:4900003716","494:4940008393","490:4900003712","490:4900004955","490:4900005896","490:4900001275"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,466,490,490,490,490,490,490,490,490,494,490,494,490,490,490,490],"twin_sims":[0.5373959581775031,0.5017577389762433,0.5017027490383321,0.39945305660082575,0.3675170461868553,0.3004116257808104,0.27920863547503216,0.27916026319033527,0.2674100900309687,0.26200027751830507,0.24282953921093176,0.2402977290560124,0.23974578252829062,0.23565318550319325,0.2317115244537674,0.23033835523631785,0.22800996496668163,0.22607292027658324,0.21821204302962488,0.2162977733153125,0.2078906003514262,0.20362192102066767,0.19650191781272205,0.19036293004231766,0.19025383842697807],"twin_dists":[0.14474103497462096,0.15252793621948854,0.15254005597874148,0.17594604714503084,0.18376074967113507,0.20141867895966403,0.2074576521225294,0.2074717388095803,0.21093886869480993,0.21256686448930534,0.21851324143540077,0.21932079572036337,0.21949757830233238,0.22081673491525594,0.22210148246178923,0.22255242587318427,0.2233211311003712,0.22396460328455553,0.22661427202307827,0.22726916403849046,0.23019264945951773,0.23170790282292172,0.23428458218127585,0.2365586598738457,0.23659952988805605],"n_dims_used":45,"mean_confidence":0.9232265896267361},"coverage":{"mean_confidence":0.9232265896267361,"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}}