{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003406},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002251","490:4900001651","490:4900002554","494:4940008977","490:4900002552","490:4900002404","490:4900002713","490:4900001127","494:4940007444","490:4900002108","494:4940008968","490:4900001531","490:4900010073","494:4940006895","490:4900004523","490:4900000461","494:4940007012","490:4900002553","490:4900010350","490:4900002403","494:4940007437","490:4900001517","490:4900002100","494:4940007026","490:4900011255"],"twin_admin_codes":[490,490,490,494,490,490,490,490,494,490,494,490,490,494,490,490,494,490,490,490,494,490,490,494,490],"twin_sims":[0.16295961474454332,0.14584198807946464,0.13625932926948037,0.062210492167266686,0.03854021788458549,0.0358948519699642,0.03584266257366687,0.03400626324386666,0.03357380807029168,0.03279815338425847,0.03051195693014374,0.029362681288418874,0.02906084395059538,0.02715305818101041,0.026748175914535422,0.026373201447824093,0.024853545441198006,0.024115188337405846,0.02373659274771706,0.023108467570343565,0.023031418432987387,0.0224787762848634,0.022352781402442533,0.021830217647871714,0.021452718253206455],"twin_dists":[0.24739319733001722,0.2548474692909992,0.25930672459343657,0.3060870062848034,0.33142447285278964,0.33502389077144645,0.33509713787588613,0.33773413104635974,0.3383727190076807,0.33953588067384727,0.34310650198917636,0.3449888231360525,0.3454936518983028,0.3487929502653516,0.34951871623527203,0.3501993667359348,0.35304629537488813,0.3544842427522045,0.35523639672507135,0.3565075336652744,0.35666551450887907,0.357812282612164,0.358077152111551,0.3591897321067157,0.36000795186717804],"n_dims_used":45,"mean_confidence":0.9239215426974826},"coverage":{"mean_confidence":0.9239215426974826,"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}}