{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000765},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000499","489:4890000878","489:4890000937","489:4890000459","489:4890000822","489:4890000818","489:4890000541","489:4890001000","489:4890001121","489:4890001524","489:4890000600","489:4890001058","489:4890000996","489:4890001446","489:4890000936","489:4890000547","489:4890000881","489:4890001057","489:4890000998","489:4890001371","489:4890000939","489:4890000415","489:4890000418","489:4890000704","499:4990001642"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,499],"twin_sims":[0.852099326822854,0.8164594303434364,0.8111059631636399,0.808940404621181,0.7786964480713956,0.7556738080237733,0.740571353966801,0.732878412331574,0.7278909364385281,0.7259298960909425,0.7020263070696585,0.6899027710442099,0.6888950639411602,0.675591969425133,0.6456389056980023,0.6326005310440979,0.6291841606330448,0.6089935890376742,0.5895028480017819,0.5870029283302488,0.5815558551562655,0.5710932279067406,0.5575252571819094,0.5459565925733968,0.525729248077571],"twin_dists":[0.07348008303545854,0.08270834308377184,0.08403924602212963,0.08457412854278322,0.09185973510957104,0.09721440973804617,0.10065621171119765,0.10239109989640005,0.10350989379851844,0.10394857842304525,0.10924666402740696,0.11190397673159184,0.1121240863717641,0.11502011633717858,0.12148852755204938,0.12428874826628336,0.1250214856279127,0.12934710515185135,0.13352155045049763,0.13405733290853875,0.13522525855794468,0.1374711247490733,0.14039035267450564,0.1428874136207746,0.14727663054689544],"n_dims_used":45,"mean_confidence":0.9146651373969183},"coverage":{"mean_confidence":0.9146651373969183,"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}}