{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003185},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003699","490:4900003043","490:4900002594","490:4900001823","490:4900004138","490:4900004554","490:4900004411","490:4900004276","490:4900002897","490:4900007622","490:4900004822","490:4900001671","490:4900001540","490:4900001412","490:4900001278","490:4900001822","490:4900007380","490:4900005624","490:4900001674","490:4900002597","490:4900004694","490:4900003466","490:4900001833","490:4900005109","490:4900003447"],"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":[0.7493050793275913,0.6704544883532563,0.6618442576007514,0.6514112850530263,0.6001366443457875,0.5970376253667654,0.5888548273189582,0.5270924757688638,0.5109481410473079,0.48999203170607825,0.4879776115281493,0.47032027929767023,0.44554886788262504,0.43801583679681927,0.4361859069532834,0.4170376805451273,0.4104602681559743,0.4095300200109285,0.40867884197241905,0.4058986804955946,0.40032962290009844,0.39988010400505586,0.3976656703788563,0.39583340947739415,0.39569373243976935],"twin_dists":[0.09867197618909708,0.11613414936213637,0.11799653054598297,0.12024639127842167,0.1312436681310014,0.1319073660170016,0.13366042168898562,0.1469797405170437,0.15050734907247726,0.1551297500641578,0.15557703292002115,0.1595228159521672,0.1651448300274091,0.16687736690821448,0.16729999082297933,0.17176643107039544,0.17332052203740267,0.17354119118075434,0.1737432969381796,0.17440472563969583,0.17573578034520163,0.17584358275761303,0.17637544973797303,0.1768165511856825,0.17685021572221213],"n_dims_used":45,"mean_confidence":0.9203202141655816},"coverage":{"mean_confidence":0.9203202141655816,"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}}