{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001019},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001869","490:4900001072","487:4870004404","490:4900001330","490:4900000173","490:4900001084","490:4900006521","490:4900008534","466:4660004121","490:4900003869","490:4900006030","490:4900001083","490:4900004460","496:4960009070","490:4900000498","496:4960006883","490:4900000334","490:4900001423","490:4900000184","490:4900001273","487:4870002288","490:4900000713","466:4660004264","490:4900000492","490:4900002599"],"twin_admin_codes":[490,490,487,490,490,490,490,490,466,490,490,490,490,496,490,496,490,490,490,490,487,490,466,490,490],"twin_sims":[0.4299545729580896,0.40166613261641004,0.38709128191673986,0.37156134220865034,0.3667397837302903,0.32484525501276695,0.3221072134006363,0.3131968782724425,0.30004083564631123,0.2882847022564833,0.28649567724034325,0.2840344813877309,0.2827813129884189,0.28063423497019097,0.27746291206639606,0.2769255496125662,0.27330236164299293,0.2665647805599508,0.2644545199259731,0.263319897307562,0.2571319967597345,0.256903435214336,0.25548629946864754,0.2542354425494062,0.25028807920260776],"twin_dists":[0.16874446948136954,0.1754155859145611,0.178934312060542,0.18275341521867083,0.1839549792348652,0.19476032404412746,0.19549202297904877,0.19789763513882577,0.20152207789856227,0.20484024965800393,0.20535220949543806,0.20605966824120897,0.20642130449594615,0.2070431615893596,0.20796697511209364,0.20812414614470776,0.2091887802441585,0.21119188934330188,0.21182572593605092,0.21216782525019168,0.2140499971038018,0.21412006216819354,0.21455536474125117,0.21494086411514787,0.21616536170954798],"n_dims_used":45,"mean_confidence":0.9149178398980035},"coverage":{"mean_confidence":0.9149178398980035,"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}}