{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000051},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000060","495:4950000393","495:4950000445","495:4950000291","480:4800000126","495:4950000397","480:4800000152","495:4950000394","495:4950000444","480:4800000124","480:4800000057","495:4950000203","495:4950000389","495:4950000295","495:4950000292","495:4950000493","495:4950000443","480:4800000019","495:4950000390","480:4800000123","495:4950000041","480:4800000061","495:4950000593","480:4800000037","495:4950000069"],"twin_admin_codes":[480,495,495,495,480,495,480,495,495,480,480,495,495,495,495,495,495,480,495,480,495,480,495,480,495],"twin_sims":[0.7864915951453887,0.7830910515748863,0.6578757927102697,0.6465404630921888,0.6027494378675538,0.5811862229886258,0.5272477927904707,0.49932576033060083,0.41712274907273467,0.35669723176125634,0.3565236050453796,0.34586179591514093,0.33159389015810226,0.26303674167597835,0.23010085471769412,0.21409868762706244,0.20772296625801617,0.20626020793609834,0.1904689081625589,0.16258730119725454,0.15040765455545632,0.1437973787443949,0.13716038814799306,0.13614207367268952,0.13490328897724085],"twin_dists":[0.09001215410617693,0.09082049708193818,0.11885312834956754,0.12129463560780882,0.13068415882112144,0.1353045413537786,0.14694592559149508,0.1530642953551652,0.17174640092729643,0.18648347875973426,0.18652751179184848,0.18925311158505953,0.19297131216224686,0.21225334290600417,0.22263059970275292,0.22802633085168839,0.23025175159121522,0.23076885695037458,0.23651897196251628,0.24754909820704432,0.2527990114081796,0.25578021506611054,0.25887763468987113,0.25936271856715104,0.2599565048470391],"n_dims_used":42,"mean_confidence":0.9012479327973866},"coverage":{"mean_confidence":0.9012479327973866,"n_dims_used":42,"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}}