{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000600},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000547","489:4890000541","489:4890000387","489:4890000459","489:4890000499","489:4890000765","489:4890000818","489:4890000418","489:4890001446","489:4890000770","489:4890001259","489:4890001196","489:4890000822","489:4890000597","489:4890000878","489:4890000416","489:4890000943","489:4890000415","489:4890000224","489:4890000704","489:4890001524","489:4890001062","489:4890000711","489:4890001000","489:4890001069"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9227207305776467,0.8015348125862163,0.785737457637472,0.7818676834860484,0.7778243693575118,0.7020263070696585,0.6962729476942847,0.6915441678080879,0.6893220466912036,0.6837689179896572,0.6645415396919311,0.6573021928262941,0.6389205013325672,0.6340845017337179,0.6244003249862102,0.6213233729774738,0.6173847158744118,0.6165174315636986,0.5907994963737568,0.581681612543533,0.5757662938402098,0.5745200860833387,0.5625273987701667,0.5623364766420413,0.5558113821400084],"twin_dists":[0.0520887881144492,0.08638886832629551,0.09019174249885328,0.0911104019871275,0.09206526156146859,0.10924666402740696,0.11050991495262287,0.11154521305322553,0.11203083566964119,0.11324210148176786,0.11741370383338635,0.11897685567599409,0.12293225581174491,0.12397035829603298,0.12604699642430428,0.1267063383145858,0.1275500933913925,0.12773585741541946,0.13324370227624807,0.13519828561656616,0.136467553026258,0.1367351045363472,0.13931306836862428,0.1393541623370413,0.14075977436838388],"n_dims_used":45,"mean_confidence":0.9162321302625868},"coverage":{"mean_confidence":0.9162321302625868,"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}}