{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013211},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012940","490:4900012339","490:4900012261","490:4900012466","490:4900013141","490:4900012477","490:4900012610","490:4900013029","490:4900013176","490:4900012611","490:4900012270","490:4900012824","490:4900012394","490:4900012345","490:4900013177","490:4900012411","490:4900012274","490:4900013033","490:4900013214","490:4900012561","490:4900012994","490:4900012819","490:4900013142","490:4900013239","490:4900012695"],"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":[0.44050747245234806,0.4361485305784522,0.3779921791371146,0.3754945327029756,0.3496907265180938,0.3496158968445609,0.3457748029524433,0.34563175896044346,0.33108942849421574,0.32517817674986355,0.3036279321157846,0.2925664066870242,0.2895402287343508,0.2873514467919252,0.28602068815718895,0.273198439910421,0.27030500803583996,0.2696307450858,0.25208178068006054,0.25039160872882177,0.24316797039508034,0.2277052526231268,0.22585338516852524,0.2226322124299825,0.20946917165918705],"twin_dists":[0.16630303804231267,0.16730863024554526,0.1811627387588571,0.1817789473995217,0.18826928872383847,0.1882884613808782,0.18927553052607432,0.18931240085814566,0.19310434457816897,0.1946715901947816,0.20052488227983936,0.20362262109791812,0.2044820934234536,0.2051070783249255,0.20548845747798822,0.20921944383786784,0.21007609203599095,0.2102765306347678,0.21560743025364265,0.21613308953247296,0.21840570807870738,0.22342211363574455,0.22403776161275626,0.225116671009388,0.22963768425318867],"n_dims_used":45,"mean_confidence":0.9038067287868924},"coverage":{"mean_confidence":0.9038067287868924,"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}}