{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870008003},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870004792","487:4870006242","487:4870007419","487:4870004793","487:4870006990","487:4870006097","487:4870006842","487:4870006690","487:4870008004","487:4870007565","487:4870007714","487:4870007412","487:4870004936","487:4870007858","487:4870004928","487:4870006845","487:4870005072","487:4870007126","487:4870006994","487:4870004775","487:4870007277","487:4870007855","487:4870004779","487:4870005223","487:4870006389"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487],"twin_sims":[0.715646493421134,0.7040744673873963,0.6701714472305009,0.6374125250878794,0.4955978111776151,0.4369779207535498,0.4313489719849967,0.39348027749223125,0.36770715242961677,0.3656839275391719,0.3581021843418449,0.3574534075588625,0.35626483808433057,0.2775110515282025,0.2658356382875022,0.23689809305014958,0.23662581547450487,0.2363812055127628,0.23067455895469757,0.2300887853953944,0.22517641316484432,0.217550119227862,0.20768578611173824,0.20405415007964148,0.20100031097075613],"twin_dists":[0.10623843536831443,0.10879593644263942,0.11619546130054195,0.12325605142179978,0.1538879008416601,0.16711698854498858,0.16842050571028355,0.17738443025692596,0.1837132754735756,0.18421915749916518,0.1861275771246368,0.18629183545791442,0.1865931575352391,0.20795290405814315,0.21141053953139732,0.2204138962103431,0.22050188392798845,0.22058098713335988,0.22244185448736284,0.22263457376809018,0.2242636549241263,0.22684028466291145,0.23026486446350533,0.23155349102590847,0.23264931521766866],"n_dims_used":43,"mean_confidence":0.9013399523358012},"coverage":{"mean_confidence":0.9013399523358012,"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}}