{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003920},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003855","489:4890003793","479:4790000495","489:4890003730","489:4890003611","479:4790001050","489:4890003790","489:4890003922","489:4890004041","489:4890003792","489:4890003608","489:4890004045","489:4890003921","479:4790000361","479:4790000628","479:4790001630","489:4890004046","479:4790000364","489:4890003671","489:4890003918","489:4890004162","479:4790000983","489:4890003729","489:4890003983","489:4890003607"],"twin_admin_codes":[489,489,479,489,489,479,489,489,489,489,489,489,489,479,479,479,489,479,489,489,489,479,489,489,489],"twin_sims":[0.9244088765748504,0.9238882231830987,0.8994850969270678,0.8948233389506629,0.8907104978307236,0.8848054254676512,0.8828164603899029,0.8789891370800161,0.873718945614368,0.8712509101740172,0.8392127424951724,0.8364481476882598,0.8313627402144623,0.820634068860556,0.8184220922648816,0.8054354059783178,0.7995397926800858,0.7992713190014191,0.7899271209097618,0.7865751071414828,0.7858166374821021,0.7833363786617142,0.7791835002065942,0.77803782432312,0.7762468487950059],"twin_dists":[0.05149348934795525,0.05167770484298623,0.05977974488008259,0.06122833960084772,0.062484564216186096,0.06425507055537193,0.06484313571018499,0.06596364452134668,0.06748389526588827,0.06818726535463039,0.07689864728248487,0.07761904977273988,0.07893315095107589,0.08166162058884313,0.08221723272532279,0.0854357518074458,0.08687408738806159,0.08693926960027189,0.08919164617513951,0.08999225533462407,0.09017289552621736,0.0907623044235808,0.09174484949798595,0.09201497688589898,0.0924364645898668],"n_dims_used":44,"mean_confidence":0.9155581214211204},"coverage":{"mean_confidence":0.9155581214211204,"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}}