{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010517},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010690","490:4900011389","490:4900010511","490:4900010683","490:4900009545","490:4900011910","490:4900007789","490:4900010856","490:4900010500","490:4900010918","490:4900010141","490:4900011062","490:4900010859","490:4900010507","490:4900009965","490:4900010345","490:4900009551","490:4900010854","490:4900009661","490:4900009857","490:4900010416","490:4900010660","490:4900010404","490:4900010334","490:4900009955"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.19634513658544275,0.15883919017758977,0.12723052663783568,0.07086460968992167,0.06017064124497344,0.05497679539000191,0.05332208940611599,0.05265948549189742,0.05201312155557185,0.05175049344270127,0.04872616953960604,0.04821803008105489,0.04769461294823252,0.047424024283793116,0.043247404502370114,0.04234434724294116,0.04216643413826014,0.04216137760237907,0.04176806463425153,0.0416898655328295,0.04165900412870679,0.039813354720258695,0.03917075780994396,0.0373779953397993,0.035942600239204724],"twin_dists":[0.2343420402875512,0.24913318683936236,0.2637286654878746,0.29882333789057774,0.3079187277663389,0.3128247004672543,0.3144681938778307,0.3151381831553278,0.31579852904885564,0.3160687872231335,0.31926620375288095,0.31981957119192955,0.3203946915289157,0.3206940797187663,0.3255069259215815,0.3265985906999787,0.3268159685751478,0.32682215803243225,0.32730551976672767,0.3274020791719757,0.3274402285041869,0.32976627854980833,0.3305975309113012,0.33297919544750576,0.3349569559555753],"n_dims_used":45,"mean_confidence":0.883251444498698},"coverage":{"mean_confidence":0.883251444498698,"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}}