{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990001718},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990001433","499:4990001450","499:4990001537","499:4990001715","499:4990001428","499:4990002329","499:4990001613","499:4990001542","499:4990001984","499:4990002436","499:4990001524","499:4990002517","499:4990002414","500:5000005985","499:4990002157","499:4990001043","499:4990002244","499:4990001449","499:4990001443","499:4990001983","499:4990002598","500:5000010163","499:4990002070","499:4990001616","499:4990001805"],"twin_admin_codes":[499,499,499,499,499,499,499,499,499,499,499,499,499,500,499,499,499,499,499,499,499,500,499,499,499],"twin_sims":[0.9096925404723297,0.8318305795400875,0.8189803742505194,0.8098982910009548,0.7929132720365025,0.7818260251955406,0.7675086442957774,0.6981498246725721,0.6905755089586755,0.6550999563401206,0.6486935270667581,0.6365664340879746,0.6354931226300609,0.6270404353263207,0.611226554263848,0.6070833162366389,0.5873284900458029,0.5811923842733577,0.5796530061069667,0.5762278874874652,0.5738393594593103,0.5624191974665653,0.5591090936161052,0.552628313578937,0.5456771325848987],"twin_dists":[0.056506180283996364,0.07881284049975498,0.0820772150097431,0.08433777729835228,0.08847521176686077,0.09112026559895979,0.09447965691830765,0.11009826537500574,0.11175697113008398,0.11945169519101385,0.12083142847034066,0.12343768847125187,0.12366806766025648,0.1254811043672305,0.12886895015791108,0.12975614867957255,0.13398755100367427,0.13530321978093401,0.13563344565477164,0.13636846628630314,0.13688127530531738,0.139336357329955,0.14004910617920732,0.141446331044733,0.1429478411159229],"n_dims_used":44,"mean_confidence":0.9266556826504794},"coverage":{"mean_confidence":0.9266556826504794,"n_dims_used":44,"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}}