{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001698},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001876","487:4870001794","487:4870003748","665:6650003120","487:4870002684","487:4870002057","487:4870004186","487:4870002141","487:4870001789","487:4870004185","487:4870003758","487:4870003609","487:4870001695","487:4870002938","487:4870000549","487:4870001892","487:4870003752","487:4870001512","487:4870002308","487:4870003755","487:4870001410","487:4870002063","487:4870003907","492:4920003278","665:6650002433"],"twin_admin_codes":[487,487,487,665,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,492,665],"twin_sims":[0.22668191058407516,0.17181398163280331,0.16186336551112165,0.1585664605019168,0.15173441289288253,0.15015344774925846,0.14591112780416401,0.14221751716238396,0.13887753907683517,0.1111108934818601,0.10783781365274749,0.10390568903035355,0.0945820019738137,0.093111262195948,0.08303752433708839,0.08274958152121206,0.08162173002617101,0.08039176808147815,0.07887083965262473,0.07854157386314022,0.07325402143029232,0.07203069226336921,0.06668142422177414,0.06541193502146066,0.06211416934201376],"twin_dists":[0.22376190857124792,0.24375907838250083,0.24785297805225587,0.2492495090313345,0.25221234670712744,0.2529118505838443,0.2548160977216035,0.2565077073136487,0.2580657206718007,0.27225524904464626,0.274101445792093,0.2763777687015161,0.28205725267323306,0.28299290977819525,0.2897373003986576,0.2899394522550016,0.2907367240313501,0.29161629355359986,0.29271898431280896,0.2929599506328287,0.2969455760587413,0.297900649231475,0.3022382670484576,0.30330909811439255,0.30617238394385166],"n_dims_used":43,"mean_confidence":0.897083371184593},"coverage":{"mean_confidence":0.897083371184593,"n_dims_used":43,"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}}