{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010235},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010023","490:4900009619","490:4900009922","490:4900007781","490:4900010323","490:4900010052","491:4910005364","490:4900008104","490:4900012175","490:4900010122","490:4900010675","490:4900007882","490:4900008101","490:4900008655","490:4900010121","491:4910005762","491:4910004856","490:4900008893","490:4900010021","491:4910005714","490:4900008544","490:4900010146","490:4900011217","490:4900011219","490:4900010214"],"twin_admin_codes":[490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,491,491,490,490,491,490,490,490,490,490],"twin_sims":[0.03706439010469103,0.03612553957963729,0.019069236365907787,0.015403938251262165,0.014756760129506212,0.011560110203901706,0.01086597962198566,0.010822767955883496,0.009890527479698433,0.008852472368002554,0.008444508014177772,0.006415349065009585,0.00534186841074106,0.004369132818646059,0.004285027067191999,0.003932948860921161,0.003212444619294532,0.0032015921411049915,0.0030237192771564035,0.0030136374765695447,0.0023741651387781527,0.0022623735868458608,0.002103844726179901,0.002019893446889501,0.0019445262531512743],"twin_dists":[0.3334057240061428,0.334701203832379,0.3654843866950778,0.37520611582130237,0.37713073341226905,0.3878964111572685,0.39057983137291274,0.3907518752999436,0.394620922964143,0.3993322013404821,0.4013201089615029,0.4127092379862258,0.42012659449843665,0.42812079128229324,0.42888592600656894,0.4322446851210541,0.4400703842319329,0.4402000691435056,0.4423849008944566,0.44251222380764227,0.45151176695629647,0.4533099914979973,0.45600516726364415,0.4575089623401982,0.4589087728366727],"n_dims_used":45,"mean_confidence":0.890213860405816},"coverage":{"mean_confidence":0.890213860405816,"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}}