{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870002240},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870002070","487:4870000812","466:4660011933","494:4940008882","487:4870002071","466:4660012437","466:4660010991","466:4660010320","466:4660010970","487:4870000708","466:4660009821","487:4870000166","466:4660011298","466:4660009989","466:4660009146","487:4870008191","487:4870000790","466:4660013304","487:4870000003","466:4660012582","466:4660009137","487:4870002156","466:4660013458","466:4660008480","490:4900013027"],"twin_admin_codes":[487,487,466,494,487,466,466,466,466,487,466,487,466,466,466,487,487,466,487,466,466,487,466,466,490],"twin_sims":[0.20760351343872505,0.12005727746116628,0.11644913716633742,0.10962379286740333,0.09913118420369525,0.09753198057445175,0.091494829271183,0.08645813454961689,0.08105968812241096,0.07023574267806987,0.06680334340466619,0.0661079276838721,0.06213465427383317,0.06206184202355551,0.060659973091523066,0.05608168919137594,0.05449927056148165,0.053778834659275056,0.052105275370711114,0.05185738943611857,0.05174785329741983,0.046363149299394404,0.045992458384247085,0.0446998243594204,0.04366521613756669],"twin_dists":[0.23029388647549323,0.26741446063244334,0.2693323009264826,0.27308876414821626,0.27923384535447193,0.2802145494010296,0.2840348100542999,0.2873776408709244,0.29113732423898653,0.2993260641857943,0.3021363042011628,0.3027199403336365,0.3061542176306413,0.3062188108288241,0.3074747270378652,0.31174995294874946,0.31329473528293744,0.3140103676452615,0.31570396663003236,0.31595864837377907,0.31607150985310317,0.3218818228655876,0.32230220933811465,0.3237907042929423,0.325008327120694],"n_dims_used":43,"mean_confidence":0.9097160516783248},"coverage":{"mean_confidence":0.9097160516783248,"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}}