{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870012305},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870012008","487:4870012303","487:4870012304","487:4870012477","487:4870012396","487:4870012395","487:4870013339","487:4870012476","487:4870012478","487:4870012398","486:4860000602","487:4870009206","474:4740000635","494:4940001177","487:4870012397","487:4870013432","474:4740000720","474:4740000807","466:4660008832","487:4870012479","487:4870010935","487:4870012208","487:4870012562","494:4940000417","487:4870009345"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,486,487,474,494,487,487,474,474,466,487,487,487,487,494,487],"twin_sims":[0.8345747054278898,0.5461038993064231,0.39900430166953976,0.361055400263351,0.34514355741981084,0.33712671444548736,0.25879321010456174,0.24957686177831145,0.23222927923438233,0.22363870471953595,0.21618415591937426,0.21134797831838514,0.2025190703304233,0.18055209202464192,0.1805043065927855,0.17751763325045916,0.1756024306716505,0.174025514607178,0.16544356875059307,0.16441920823404932,0.15831024678315422,0.1569674638138097,0.15045523122799198,0.14700075959080808,0.13833958172634356],"twin_dists":[0.07810479737375053,0.14285556372446676,0.17605377370539224,0.18538179583127845,0.18943829822529432,0.1915194215767803,0.21354193319133472,0.21638729308515503,0.22193191060370737,0.22477844343603715,0.22730815615369893,0.228980862367018,0.23210291253552787,0.24030191356025615,0.24032049263757396,0.2414887022052188,0.24224518273596024,0.24287246930722556,0.24635962096474381,0.24678448967499686,0.24935891983943942,0.2499344486485295,0.2527779083257438,0.2543231329421239,0.25831926997164883],"n_dims_used":43,"mean_confidence":0.916496099427689},"coverage":{"mean_confidence":0.916496099427689,"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}}