{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005067},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012123","490:4900004668","490:4900004804","490:4900004516","490:4900011029","490:4900011111","490:4900007705","490:4900010364","490:4900004099","490:4900003684","490:4900002861","490:4900011028","490:4900009269","490:4900004522","490:4900004382","490:4900010711","490:4900004510","490:4900005202","490:4900011034","490:4900003016","490:4900008592","490:4900010090","490:4900009370","490:4900009680","490:4900002721"],"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":[0.06382076871381481,0.060617813305194175,0.049776002270341776,0.03636375676423636,0.032773331300133005,0.026428722821221672,0.025588256777811035,0.02423942251637619,0.02093978854553582,0.018916415489072917,0.018517495761071395,0.018108989941504082,0.017898544296265716,0.016669293750922902,0.01607374011949905,0.015656771505727977,0.015502956213768388,0.015412718112321375,0.014818218311514487,0.01465512662255151,0.014380502782379418,0.01412705943351556,0.013846560577754486,0.013789369867376567,0.013104455961418019],"twin_dists":[0.30467550547539,0.30751286508815995,0.31813801049343693,0.3343698162497026,0.3395734896237504,0.35009806059703596,0.3516516572433196,0.3542396549674187,0.361140021772619,0.36585554043937113,0.3668368877325058,0.36786117033995686,0.36839675632740787,0.3716401945652533,0.3732877622653459,0.374473520093994,0.3749179551654343,0.3751804990291586,0.3769448037291442,0.3774397086318752,0.378284140272101,0.37907616256533583,0.3799674913028024,0.38015117825324646,0.38240496682808023],"n_dims_used":45,"mean_confidence":0.9363598293728299},"coverage":{"mean_confidence":0.9363598293728299,"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}}