{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000892},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000271","490:4900007487","496:4960008022","466:4660004270","496:4960007415","496:4960007530","487:4870004395","487:4870004555","487:4870004251","494:4940008008","466:4660004428","466:4660011984","466:4660011187","494:4940008018","487:4870003922","494:4940008419","487:4870005415","487:4870006134","487:4870006426","487:4870007033","490:4900004836","494:4940008323","466:4660011336","466:4660004182","466:4660011349"],"twin_admin_codes":[490,490,496,466,496,496,487,487,487,494,466,466,466,494,487,494,487,487,487,487,490,494,466,466,466],"twin_sims":[0.3530929382525646,0.3287736959316826,0.2715867885542711,0.2389261489338552,0.23231895078218504,0.23182198698805764,0.22970853243960193,0.2257765060073025,0.21796001464127213,0.20758508222640012,0.20287656000139578,0.19792569769947582,0.19169243463340338,0.18858958085318275,0.18272667830391776,0.17495461212621227,0.16978715071417028,0.1577819845280681,0.1570587871352128,0.15591136955756782,0.1537517389331262,0.15144561611325028,0.1487747498250939,0.1486641907617527,0.14645019176983484],"twin_dists":[0.18739983744334332,0.19371646121673414,0.2096959060371185,0.21976058696528009,0.22190256719859852,0.22206528355147345,0.22275985014133393,0.2240633921425907,0.22670027227050946,0.23030038923412033,0.23197470852685248,0.23376423409925748,0.2360618841326343,0.23722506784753095,0.23946008501003477,0.24250239235887547,0.2445788455992243,0.24958491138337233,0.24989519306549782,0.2503896299631043,0.25132750677400917,0.25233972445840813,0.25352630063753917,0.2535757554839286,0.2545718784819701],"n_dims_used":45,"mean_confidence":0.9080796983506945},"coverage":{"mean_confidence":0.9080796983506945,"n_dims_used":45,"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}}