{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001513},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001331","665:6650001573","487:4870002931","497:4970003468","665:6650004110","487:4870000705","665:6650002427","665:6650003625","487:4870001042","665:6650002207","487:4870002948","665:6650003767","487:4870001238","487:4870001618","665:6650001563","665:6650001889","665:6650001808","487:4870001980","665:6650002353","487:4870001133","665:6650002945","487:4870010229","487:4870004199","487:4870000873","487:4870000781"],"twin_admin_codes":[487,665,487,497,665,487,665,665,487,665,487,665,487,487,665,665,665,487,665,487,665,487,487,487,487],"twin_sims":[0.5626408088682465,0.28802914919208733,0.27451358392650155,0.24729198308863795,0.2443365817090367,0.2382799486079825,0.23792288622193444,0.23099031039162018,0.21629156317238785,0.21586556750169633,0.21395293294479525,0.21311368999778577,0.2127515290447711,0.2054178826389851,0.20404648884736737,0.20387848728629304,0.1943609699456225,0.18766289200064193,0.1865642783318224,0.18542626429830825,0.17874810859773851,0.17872752206597037,0.1786177409667595,0.17857279438141396,0.17841451631584304],"twin_dists":[0.13928865890962244,0.20491326381261984,0.20883191866984133,0.21710302885155353,0.21803513442345437,0.21996835756056873,0.2200833200634417,0.22233810617357083,0.22727129492796025,0.2274175655175526,0.22807670075427317,0.22836717853922622,0.2284927682775622,0.23106776802655224,0.23155622601214365,0.2316162186577684,0.23507197381209421,0.23757505517122193,0.23799154774799897,0.23842479728219326,0.24100573687927257,0.24101379770980427,0.24105679455622714,0.24107440373941255,0.2411364390120455],"n_dims_used":43,"mean_confidence":0.8908397763274437},"coverage":{"mean_confidence":0.8908397763274437,"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}}