{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003866},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002301","490:4900002601","490:4900001996","490:4900003728","490:4900003457","490:4900003060","490:4900004292","490:4900003456","490:4900002639","490:4900003199","490:4900002452","490:4900004304","487:4870011463","490:4900004008","490:4900003593","490:4900004307","490:4900003209","490:4900002750","490:4900003058","490:4900003084","490:4900002455","490:4900003724","490:4900004010","490:4900002900","487:4870011453"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,487,490,490,490,490,490,490,490,490,490,490,490,487],"twin_sims":[0.7770089522218766,0.7122411255127853,0.7030045648734836,0.6966834615681307,0.6955547559347588,0.6738033963988806,0.6713193594618457,0.6542263776975592,0.6364410923707258,0.6209338818262868,0.6135557811794687,0.6122369752981787,0.6097485393236801,0.6015896330410148,0.587512391239353,0.5617699302794626,0.5594786475016408,0.5577025363411368,0.5567873131095649,0.5465851690951299,0.5336549681728869,0.5310624924555868,0.5288839278417262,0.5263241614746232,0.5192533254766928],"twin_dists":[0.09225722803639286,0.1069930534007425,0.10903145275769524,0.11041991471590576,0.11066732129820536,0.11540821266183961,0.11594676196049096,0.1196399722528007,0.1234645943542138,0.12678978756213014,0.12837015284345596,0.12865257589789225,0.1291854464686547,0.13093251703654338,0.13394813408915435,0.13947611627265372,0.1399695033466006,0.14035215001311097,0.14054939436337613,0.1427515164414177,0.14555283304408745,0.14611607982707403,0.1465898451987453,0.14714704667323444,0.14868937630409562],"n_dims_used":45,"mean_confidence":0.918198988172743},"coverage":{"mean_confidence":0.918198988172743,"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}}