{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000031},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000098","490:4900000073","490:4900000078","490:4900000182","490:4900000095","490:4900000120","490:4900000434","490:4900000436","490:4900000156","490:4900000165","490:4900000234","490:4900000155","490:4900000249","490:4900000620","490:4900000296","490:4900001741","490:4900000236","490:4900004321","490:4900000506","496:4960006370","490:4900000091","490:4900000418","490:4900000575","490:4900000139","496:4960006369"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,490,490,490,496],"twin_sims":[0.8305857213290196,0.7281997621369067,0.7247711554552289,0.6720675928204618,0.6618676822964507,0.5879892779925462,0.5855067685122624,0.5842432846554694,0.583878488759642,0.5826776803003938,0.541805047203561,0.5328876802903227,0.5111391981816698,0.5084772884495522,0.5074513313745643,0.5047673773817846,0.497943003925684,0.48632332229198055,0.4774950577762539,0.46940246394196955,0.45545350760289294,0.4466425537020605,0.44464777039708137,0.43404263065706106,0.4159356637141699],"twin_dists":[0.0791327156132585,0.10344074798077206,0.10420747543699595,0.11578459631245004,0.11799147115511542,0.13384592281985327,0.1343780556043039,0.13464894288280563,0.13472716155766495,0.13498466078936294,0.14378566714099167,0.14571947665670434,0.15046544505141066,0.15104963772118507,0.15127500988352346,0.15186516464042424,0.1533695797821335,0.1559447704695816,0.15791386191243498,0.15972922547047708,0.1628836959627549,0.16489423231944936,0.1653514760497273,0.16779587965269638,0.17202606931364312],"n_dims_used":45,"mean_confidence":0.9178524441189236},"coverage":{"mean_confidence":0.9178524441189236,"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}}