{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001912},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001752","491:4910001961","491:4910001865","491:4910001919","491:4910002115","491:4910001812","491:4910002017","491:4910002913","491:4910002066","490:4900002518","490:4900006665","491:4910001449","491:4910002015","490:4900005689","491:4910001918","491:4910001388","490:4900007543","491:4910001450","491:4910002517","491:4910001910","491:4910001011","491:4910001460","491:4910001451","490:4900006546","490:4900006423"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,490,490,491,491,490,491,491,490,491,491,491,491,491,491,490,490],"twin_sims":[0.3113231047063877,0.21665013239633207,0.20920681745264352,0.16437999461342828,0.09090884211952124,0.08048377454160897,0.059883975090472726,0.055846254909070484,0.05488182957467679,0.05114709842035053,0.051130992536283504,0.03987899638430806,0.038482830852035875,0.034148290467589396,0.03364321768407259,0.03361100763422131,0.03288928990419834,0.03185397011553294,0.029935072754894466,0.02916364126748797,0.028667646868297297,0.027247674773811605,0.024993321623821275,0.024366104809272336,0.022629228609875488],"twin_dists":[0.19840843295676278,0.22714832630630355,0.22972972021217547,0.24680079207975267,0.28441611349096935,0.29155012623737253,0.30818021807618995,0.3119774860831431,0.312917906754056,0.3166940581036229,0.31671083177888326,0.32968200525342195,0.331500302070808,0.3375259151045963,0.33826975417481386,0.338317513229123,0.33939800407537063,0.340983889873925,0.34404359547289703,0.3453212180266976,0.34615807850351243,0.34862469148126396,0.35277825058361384,0.35399136225081435,0.35749768146349936],"n_dims_used":45,"mean_confidence":0.8950681898328993},"coverage":{"mean_confidence":0.8950681898328993,"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}}