{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000481},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000483","480:4800000815","480:4800000737","480:4800000775","480:4800000742","480:4800000774","480:4800000738","480:4800000592","480:4800000669","480:4800000701","480:4800000482","480:4800000631","480:4800000854","480:4800000740","480:4800000556","480:4800000554","480:4800000896","480:4800000552","480:4800000853","480:4800000939","480:4800001218","480:4800000591","480:4800000667","480:4800000633","479:4790002496"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,479],"twin_sims":[0.39948230335056933,0.3393552868976334,0.2912638872800269,0.22046650051673639,0.18767903621725276,0.18703936856894002,0.1776433529834182,0.1746142156239331,0.16519065331272997,0.1617357034323868,0.1377679821521351,0.1367228096693293,0.13175530789357953,0.12446613473137154,0.1208438018767778,0.11960772780590383,0.11461958084981322,0.10557523543597643,0.1013723061473759,0.09911428356956316,0.09519799423574157,0.09339750438852841,0.09289365831484792,0.09211931642795912,0.0896685149337942],"twin_dists":[0.17593902818446377,0.1909382606903257,0.20399190156127764,0.22584792607892035,0.237568947546742,0.23781122689777326,0.24143924796241686,0.24263781551827748,0.2464643443049869,0.24790666777752174,0.2585894840729919,0.25908574785714994,0.2614840693681456,0.26512989014320226,0.26700226570089614,0.26765098415167454,0.27032223336661376,0.27540321862394124,0.2778801365187565,0.27924414450381224,0.28166877510666083,0.2828098987227882,0.2831323337868241,0.2836305746755409,0.2852296604089715],"n_dims_used":43,"mean_confidence":0.9243927889092024},"coverage":{"mean_confidence":0.9243927889092024,"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}}