{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011950},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009720","490:4900012018","490:4900010302","490:4900012086","491:4910003945","490:4900010818","490:4900011061","490:4900011359","490:4900009528","490:4900011949","490:4900009419","490:4900010048","490:4900010761","490:4900010477","490:4900010213","490:4900009625","491:4910004956","491:4910005314","491:4910004957","490:4900010212","490:4900011145","490:4900011289","490:4900011360","490:4900010132","491:4910005056"],"twin_admin_codes":[490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,491,491,491,490,490,490,490,490,491],"twin_sims":[0.04583502881138821,0.03967404399119641,0.018620095830024174,0.014648835834739946,0.01416481896076168,0.009604486732309184,0.009536147596183462,0.008761594184451799,0.0074494471774107784,0.007067218960490282,0.006736151812951561,0.006696336283243992,0.006252683670194442,0.005975948878258424,0.0058711701793852464,0.005554473709762172,0.005275374969885385,0.004882050868629085,0.004684605924520636,0.00443427148282751,0.0042574026748602115,0.003591470705695636,0.0035276771743221057,0.003254925101635713,0.0032014818360155245],"twin_dists":[0.3224816032086127,0.3299455207049242,0.3665827376949128,0.3774588952201223,0.37895737136011287,0.39587332707525286,0.39617746435340045,0.3997678239354498,0.4065555010698223,0.40873497442457235,0.4107101333597811,0.4109535279429924,0.41375755380955287,0.4155988620484095,0.41631616115291725,0.4185567445477497,0.42062918067203536,0.42372493982059745,0.42536515719258006,0.4275373414389665,0.42914021057075563,0.4357746195981176,0.4364677752138905,0.43956656793138266,0.44020138932597686],"n_dims_used":44,"mean_confidence":0.8831821788441051},"coverage":{"mean_confidence":0.8831821788441051,"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}}