{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001878},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002288","489:4890002693","477:4770000323","489:4890002533","489:4890002114","477:4770000100","489:4890001877","489:4890002128","489:4890001794","489:4890002605","489:4890001944","489:4890002776","477:4770000322","489:4890001702","489:4890001947","489:4890002363","477:4770000081","477:4770000993","489:4890001787","489:4890002686","477:4770000107","477:4770000182","489:4890001785","489:4890002690","477:4770002200"],"twin_admin_codes":[489,489,477,489,489,477,489,489,489,489,489,489,477,489,489,489,477,477,489,489,477,477,489,489,477],"twin_sims":[0.8625171861878973,0.8511842142907997,0.7946703548228263,0.7074166300924051,0.6921698342664065,0.6850772079378032,0.6786797920808894,0.6650909031417562,0.6647232830028261,0.6542017063425276,0.6490904138010428,0.627620235318495,0.6261717913376851,0.6256097369826195,0.6123454629189965,0.6115934769483338,0.6008741785990784,0.5905935655146435,0.587959962393828,0.5858933175508989,0.580822373799001,0.579873403790855,0.5796733937771873,0.5664093941171124,0.566365205734468],"twin_dists":[0.0706355336918968,0.07372632867671539,0.0880522011015027,0.1080592407244703,0.11140838039174968,0.11295702179563975,0.11434943039064814,0.11729493382312288,0.1173744141530538,0.11964528886374025,0.12074601713738821,0.12535680570302843,0.12566731072550863,0.1257877857571578,0.12862934368517567,0.12879037706550586,0.13108572670501142,0.13328782741778664,0.13385220589914787,0.13429518841166513,0.13538258762573185,0.1355861617877482,0.13562907164478355,0.1384778949474369,0.1384873976456675],"n_dims_used":45,"mean_confidence":0.9196556091308594},"coverage":{"mean_confidence":0.9196556091308594,"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}}