{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007002},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006277","490:4900012350","490:4900006633","490:4900011810","490:4900001555","494:4940008307","490:4900009907","490:4900001421","494:4940008833","466:4660008735","490:4900010631","490:4900012356","494:4940007480","490:4900012647","466:4660008207","490:4900002882","490:4900006026","466:4660003999","490:4900001536","493:4930006882","490:4900001416","494:4940007548","494:4940007364","496:4960008572","490:4900012707"],"twin_admin_codes":[490,490,490,490,490,494,490,490,494,466,490,490,494,490,466,490,490,466,490,493,490,494,494,496,490],"twin_sims":[0.39465461027530646,0.2918214029105742,0.219520605252181,0.21617608700902452,0.20552418493013025,0.20176593715619026,0.17337773133756246,0.17139658541503086,0.1349549325934305,0.13286757806958366,0.12512237884773508,0.11620388525452438,0.11492627189988233,0.11394287633578995,0.11285428122062492,0.11262247038587228,0.10304490123553696,0.09743763496199362,0.09696089233840671,0.09599143067006996,0.09364219898511443,0.0935264123319564,0.09277879721683384,0.09267494599697246,0.09231084203045901],"twin_dists":[0.17710083402847074,0.20383371912048193,0.2261688166330858,0.22731092583093152,0.23102999899520466,0.2323735130707773,0.24313132896864315,0.24392732839515974,0.2599316690134432,0.26094123300863065,0.26479512896451424,0.2694643048062797,0.2701554465075095,0.2706914615733162,0.2712889867003893,0.2714167997937515,0.27688500248513365,0.2802727995011249,0.2805678253722159,0.28117129761174714,0.28265380200390366,0.28272762500287435,0.28320603204747874,0.2832727280948248,0.28350703277140077],"n_dims_used":45,"mean_confidence":0.9111645168728298},"coverage":{"mean_confidence":0.9111645168728298,"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}}