{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004106},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003970","490:4900003969","490:4900004108","490:4900004247","490:4900004104","490:4900003830","490:4900002422","490:4900004242","490:4900002099","490:4900004258","490:4900004241","490:4900003547","490:4900004253","490:4900003973","490:4900001384","490:4900003976","490:4900001957","494:4940008953","490:4900003693","490:4900001797","490:4900003687","490:4900001947","490:4900004239","490:4900004380","490:4900003142"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490],"twin_sims":[0.5094236309057784,0.5006964047650692,0.4194040545220391,0.4184329739468942,0.41390955614436165,0.3878515390494483,0.38449075319201775,0.37227983371809203,0.370225847593847,0.36111365637967024,0.3293411773511375,0.32031094435185176,0.3153183051280642,0.2879205179297347,0.2769567129583786,0.26575368920387926,0.25768060047926994,0.25547713039170505,0.24533602948815955,0.23501547390828065,0.23472265296510927,0.23360283488309025,0.23204160948506625,0.22479546591450708,0.21125970566889438],"twin_dists":[0.15084185963337815,0.15276191858198618,0.17120989619675367,0.17143811707728046,0.17250419994265412,0.17874925754966467,0.17956861419239759,0.18257502716857696,0.18308544812422928,0.18536711568264677,0.19356624056829583,0.19597393570177984,0.1973214212200605,0.20494431262662519,0.20811502621783354,0.21143513718270626,0.21388198418141077,0.21455818618407066,0.21771910977652117,0.22102363067615274,0.22111875507233214,0.2214832527899191,0.22199334628426817,0.2243909686152139,0.22901163311836875],"n_dims_used":45,"mean_confidence":0.9256417168511285},"coverage":{"mean_confidence":0.9256417168511285,"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}}