{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000001976},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000002092","500:5000001482","500:5000002093","473:4730002156","473:4730001742","500:5000001545","500:5000002094","500:5000002748","473:4730001103","473:4730002556","500:5000001610","500:5000002603","500:5000002758","473:4730002492","473:4730002362","500:5000003569","500:5000001424","473:4730004339","475:4750003392","500:5000001425","473:4730001484","500:5000002757","500:5000002213","473:4730002620","500:5000002755"],"twin_admin_codes":[500,500,500,473,473,500,500,500,473,473,500,500,500,473,473,500,500,473,475,500,473,500,500,473,500],"twin_sims":[0.814465205804152,0.7761145940659447,0.7597842966468192,0.6825923684449541,0.672924791500911,0.6644227957728243,0.6189622316668869,0.6109188790309571,0.59634473913375,0.588954293817808,0.58838090959626,0.5753252094026062,0.5739350220374708,0.5436660450285006,0.527509542596231,0.5199128734149089,0.519815423361113,0.5181758980902713,0.5127464086066718,0.5124122496748175,0.5109421037791162,0.5040582668412843,0.49898720555446013,0.49867814834333146,0.48988739560574746],"twin_dists":[0.08320558213021999,0.09246755165356238,0.09626857450616963,0.11349832765963602,0.11559875712413369,0.11743937286489421,0.12721217941158697,0.1289348353856242,0.1320557704141576,0.13363910540918014,0.13376198793993585,0.13656224420990545,0.13686073287654338,0.14338285841104756,0.1468889435277372,0.14854530761259385,0.1485665914464008,0.14892481819216657,0.1501130974098495,0.1501863318190305,0.15050867327462047,0.1520212256213182,0.15313901934381843,0.15320724521642545,0.155152969892314],"n_dims_used":45,"mean_confidence":0.9205382453070746},"coverage":{"mean_confidence":0.9205382453070746,"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}}