{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000666},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001817","500:5000002152","500:5000001582","485:4850007045","500:5000002021","500:5000002260","500:5000001354","500:5000002120","500:5000001799","485:4850006037","485:4850006750","477:4770001200","500:5000001467","485:4850003771","500:5000001999","485:4850007195","500:5000000957","500:5000000982","477:4770001552","485:4850007461","500:5000001903","477:4770001494","485:4850004011","500:5000001810","487:4870008407"],"twin_admin_codes":[500,500,500,485,500,500,500,500,500,485,485,477,500,485,500,485,500,500,477,485,500,477,485,500,487],"twin_sims":[0.41465800744383857,0.24224711156259135,0.24020582664148393,0.2134704090268817,0.21344770915996905,0.2096891282074488,0.19948454813798258,0.18916574902946975,0.1845595642499322,0.18368774645306524,0.18216080863721537,0.17119446837389632,0.1668023946019201,0.16360283209602403,0.15498646601642335,0.149037517345505,0.14568530469012442,0.14484972586328737,0.14208189142774896,0.1416541073315716,0.13787774601923408,0.1318294443204569,0.13103622906844392,0.12802142797374408,0.12697914129897037],"twin_dists":[0.17232745935738839,0.21869852959139002,0.21935021276718022,0.22824361702443427,0.22825147571692508,0.2295605821350229,0.23319748084108696,0.23700807031841964,0.23875601170495686,0.23909028864149823,0.23967846073776838,0.24400890611786935,0.24579894861228468,0.24712446621965986,0.25079012228224107,0.25340886917388367,0.2549186038322665,0.25529891793906667,0.25657043948881403,0.2567685985403452,0.25853753011797653,0.26144778045442424,0.2618368508631594,0.2633320207628502,0.2638551287150976],"n_dims_used":45,"mean_confidence":0.920296139187283},"coverage":{"mean_confidence":0.920296139187283,"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}}