{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870002250},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870002972","487:4870001915","494:4940004587","490:4900001445","487:4870002497","487:4870002421","487:4870003789","494:4940008071","494:4940004334","487:4870002502","494:4940005466","487:4870001914","494:4940007760","487:4870002711","487:4870000794","490:4900001437","494:4940005221","494:4940007122","466:4660007137","487:4870003530","487:4870002419","490:4900006258","490:4900001305","487:4870002956","469:4690002485"],"twin_admin_codes":[487,487,494,490,487,487,487,494,494,487,494,487,494,487,487,490,494,494,466,487,487,490,490,487,469],"twin_sims":[0.09474189725604558,0.08036006366146843,0.03758248955260411,0.037278841605543685,0.0323628659355834,0.031650888100152756,0.02994552057319072,0.029263783773235495,0.02910356992263605,0.0247657655130006,0.0225169666786572,0.022404608494839058,0.02198041626088854,0.021664416779102955,0.021382011457057166,0.021364498600829836,0.019567246814061225,0.019431589602750664,0.01815723216909502,0.017504442861672232,0.016774541169594894,0.016368692937503256,0.016054241110414473,0.016036373631976932,0.01590667767053366],"twin_dists":[0.2819562231006203,0.29163910815061383,0.33270269830255633,0.3331137234244597,0.34019895603542843,0.3413001238163551,0.34402648687067,0.34515373843839087,0.3454219191653808,0.3532152955055818,0.357732252425832,0.35796804337284005,0.35886759804373825,0.3595475736159263,0.36016259756721436,0.3602009693773433,0.3642926442364686,0.36461462386141535,0.3677391615670164,0.36941475755921205,0.37135442311981176,0.37246520945635103,0.37334260652653894,0.37339291326349483,0.37375956258373844],"n_dims_used":43,"mean_confidence":0.9025339525799418},"coverage":{"mean_confidence":0.9025339525799418,"n_dims_used":43,"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}}