{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002781},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001866","490:4900003349","490:4900003223","490:4900000682","490:4900004321","490:4900004442","490:4900004025","490:4900000674","490:4900001880","490:4900002490","490:4900004585","490:4900004298","490:4900001693","490:4900002001","490:4900001837","490:4900000731","490:4900001695","490:4900001558","490:4900007641","490:4900003217","490:4900000275","490:4900002189","490:4900002182","490:4900003727","490:4900003621"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7178870588301458,0.67542349543926,0.6600618305068521,0.6093435936363205,0.5606613019694661,0.552867068701623,0.5521796793825977,0.5479479248578735,0.5409165996294281,0.5308960558315906,0.5252784360727217,0.5242013286509201,0.5220967437582882,0.5104232500385856,0.5095046446199151,0.5057658184796077,0.5045325678741165,0.4923508480388491,0.47960126498372085,0.47456949146038396,0.4712996331883431,0.47072072747311616,0.469955148790497,0.4686861252875127,0.4654148639470966],"twin_dists":[0.10574096853020776,0.11505668485732226,0.11838139889334497,0.1292721583549265,0.13971480546458506,0.14139481282216035,0.14154314611988894,0.14245698302554066,0.14397805901230454,0.1461522597175427,0.14737484799968525,0.1476095915548788,0.14806857818109523,0.1506224925576438,0.1508240769891398,0.15164552754373384,0.15191683495233743,0.15460669521459366,0.1574430456195639,0.15856895417364975,0.1593027165994255,0.15943280088168418,0.15960491463604148,0.15989041945728402,0.1606276077121913],"n_dims_used":45,"mean_confidence":0.9162371317545573},"coverage":{"mean_confidence":0.9162371317545573,"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}}