{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001687},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003573","490:4900003176","490:4900004280","490:4900001820","490:4900003038","490:4900001418","490:4900001553","490:4900003175","490:4900006882","490:4900001417","490:4900003307","490:4900003708","490:4900004002","490:4900003704","490:4900002129","490:4900004419","490:4900003438","490:4900007496","490:4900001542","494:4940008405","490:4900003173","490:4900000896","494:4940008664","490:4900007242","490:4900006508"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,494,490,490],"twin_sims":[0.6544424453180104,0.599797690596233,0.5928207286741753,0.577017817270911,0.5326884350341797,0.5197247925510101,0.4871718078482525,0.480626932701719,0.4712601066208825,0.4555448528333676,0.45232013158097517,0.43293566848522763,0.4328181231588584,0.42822976880797126,0.4177744875334209,0.4056207839657511,0.3829834537673489,0.3819197569965057,0.37858256853555383,0.36681503792660525,0.36273058375483985,0.35559928404318447,0.35501431300119785,0.35394632504321183,0.3528118425176334],"twin_dists":[0.11959340872864167,0.13131625569459163,0.13281064873695408,0.13619891522505245,0.14576275783854922,0.1485863867498737,0.15575611020696467,0.15721401022331052,0.1593115967967761,0.16286292789737378,0.16359701994075418,0.16805238083386068,0.1680796334859547,0.16914579040005112,0.1715930012478364,0.17447095052153705,0.17993719954165793,0.18019772734513465,0.18101737040080365,0.18393616500276702,0.18496014031920197,0.18676211280555385,0.18691074643437222,0.18718243568205625,0.1874715068148331],"n_dims_used":45,"mean_confidence":0.918963877360026},"coverage":{"mean_confidence":0.918963877360026,"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}}