{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005977},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007200","490:4900005976","490:4900007449","490:4900007448","490:4900007439","490:4900007205","490:4900006230","490:4900006225","490:4900007438","490:4900005718","490:4900007075","490:4900006466","490:4900007198","490:4900008912","490:4900006104","490:4900006949","490:4900007082","490:4900006954","490:4900008033","490:4900009103","490:4900005587","490:4900005590","490:4900005849","490:4900005461","490:4900007197"],"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":[0.02104860304774858,0.02030932200294317,0.017161462601201428,0.00785293081191903,0.004779268611714975,0.002712075884639349,0.0009102896094498203,0.000893486522392519,0.0008340324038235959,0.0006763621850899951,0.000466926769126986,0.00034088939647611754,0.0003292947398542339,0.00020624476699522174,0.0001769704562157116,0.0000901402649076726,0.00006220441306645916,0.00002343574825695412,0.000015222825146014566,0.000013479471332670898,0.000012951746456529448,0.000011590370039834785,0.000008768060711043614,0.00000867277999847633,0.000006897037607986326],"twin_dists":[0.36089785965073157,0.36256506270206723,0.3703171886678427,0.4043611853125027,0.4245711111955661,0.446512979974497,0.4860064963516849,0.4866526949223613,0.48903352389555643,0.49620831285641553,0.5086485216500808,0.5189766469159262,0.5201001315269458,0.5350591473995157,0.5398633508946837,0.5605447749188257,0.5715978065293806,0.5997121766277624,0.6117271607893805,0.615071714182019,0.6161659574943976,0.6191986249357673,0.6267542776244073,0.6270482594217,0.6331809113528435],"n_dims_used":45,"mean_confidence":0.9093905978732639},"coverage":{"mean_confidence":0.9093905978732639,"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}}