{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000644},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000649","500:5000000317","500:5000000326","500:5000000427","500:5000000533","500:5000000647","500:5000000588","500:5000000429","500:5000000471","500:5000000371","500:5000000073","500:5000000428","500:5000000374","500:5000000228","500:5000000327","500:5000000422","500:5000000230","500:5000000055","500:5000000321","500:5000000641","500:5000000275","500:5000000645","500:5000000324","500:5000000093","500:5000000373"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500],"twin_sims":[0.9251036609855718,0.8971514005546292,0.88520716988696,0.8658879663573243,0.8578431016487041,0.8541482165493576,0.8506284020744316,0.8361215290127321,0.8360128267918654,0.8329348257862252,0.83252201835088,0.830761006426784,0.8216316374753888,0.8034863967829423,0.7960066180413314,0.7948177851044961,0.7921159971865217,0.7873158116716209,0.7871392732766597,0.7869134148998923,0.7837333113051571,0.7772249728222972,0.772514023843985,0.7707248694375464,0.7705039974685733],"twin_dists":[0.05124679469997229,0.06050831197331789,0.06413579620603008,0.06969790270379099,0.07192140511693454,0.07292670332713772,0.07387561910348878,0.07770387575974674,0.07773209357627844,0.07852840877008664,0.07863481593907945,0.0790877241816312,0.0814103000954973,0.08591273883078447,0.08772976512890894,0.08801665806413776,0.08866679475322115,0.08981566404783317,0.08985776895531535,0.08991162182827069,0.09066810980181819,0.09220639152442302,0.09331192542574386,0.09373012471120991,0.09378168941402486],"n_dims_used":44,"mean_confidence":0.9164393164894797},"coverage":{"mean_confidence":0.9164393164894797,"n_dims_used":44,"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}}