{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000361},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000416","500:5000000585","500:5000000746","500:5000000990","500:5000000640","485:4850008734","475:4750000675","485:4850008449","500:5000000186","500:5000000593","485:4850008311","500:5000000463","475:4750002805","485:4850007306","475:4750003370","475:4750004856","485:4850006322","500:5000000218","485:4850008500","500:5000000362","500:5000000577","485:4850007438","500:5000000805","485:4850007373","485:4850007765"],"twin_admin_codes":[500,500,500,500,500,485,475,485,500,500,485,500,475,485,475,475,485,500,485,500,500,485,500,485,485],"twin_sims":[0.6820313355110399,0.33094624683340457,0.30935007866732495,0.2701391854527172,0.2544480585495858,0.24361445771658724,0.2400593966737872,0.23488138974774536,0.2301019727501136,0.2179472824765421,0.21471190918617786,0.21196153687395936,0.20212852567770395,0.20162022896766077,0.1997162718506602,0.1995398702333491,0.19791660552055781,0.19335714714247731,0.19023988862578584,0.18982027677759647,0.1863786018954908,0.18472080517921846,0.18226465588740537,0.18070681854921225,0.1746078139705811],"twin_dists":[0.11362045983491022,0.19314212346627882,0.1989481902574426,0.2101253575447349,0.21487525362174004,0.21826398878175826,0.21939709864543638,0.2210671789694952,0.22263023157521594,0.22670461866951674,0.2278146670935686,0.2287672239083176,0.2322431486220681,0.23242594611184708,0.23311349401894646,0.2331774235784624,0.2337675487846348,0.2354432319250207,0.23660475721339017,0.23676212121202023,0.23806210900122116,0.2386943097972326,0.23963834901450062,0.24024177943038064,0.24264036415209392],"n_dims_used":44,"mean_confidence":0.9164485931396484},"coverage":{"mean_confidence":0.9164485931396484,"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}}