{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009351},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009856","490:4900009239","490:4900008128","490:4900008922","490:4900007905","490:4900009454","490:4900008126","490:4900010157","490:4900010680","490:4900008691","490:4900009231","490:4900010324","490:4900009854","490:4900010067","490:4900008131","490:4900008039","490:4900008689","490:4900009859","490:4900009849","490:4900008672","490:4900010162","490:4900008338","490:4900008463","490:4900008226","490:4900009653"],"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":[0.3685176361390302,0.21258309749832074,0.20964624819319985,0.18662522921857796,0.1699983438909618,0.137478893626878,0.13359254640663112,0.12988325433260836,0.12291148221487826,0.11684902759521199,0.10518465218904569,0.10349727853536403,0.10299129673707869,0.0929308001945058,0.09096742825983706,0.09066478196746569,0.0896881626308987,0.08876551583573225,0.08771414637378218,0.08644198173976601,0.08485562063493092,0.0769882350489892,0.0753500688609346,0.0737745515677338,0.06970611892316389],"twin_dists":[0.1835110153294868,0.22855122606795245,0.22957560869526916,0.2379683957814256,0.24449310035614383,0.2587264651039655,0.2605892547272766,0.26240556187532094,0.2659283336534451,0.2691175215594999,0.275630129833449,0.27661802144045694,0.27691669897115057,0.2831085178596595,0.28437790397586576,0.28457549803230375,0.28521670393065174,0.2858275780686899,0.2865298514243088,0.2873886074007162,0.28847366362544086,0.29410780410740245,0.2953387213474529,0.2965430989365969,0.2997522960698984],"n_dims_used":45,"mean_confidence":0.8983832465277778},"coverage":{"mean_confidence":0.8983832465277778,"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}}