{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001103},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000980","489:4890000920","489:4890001102","489:4890001099","489:4890000979","489:4890001038","489:4890001039","489:4890001229","489:4890001222","489:4890001173","489:4890001295","489:4890001165","489:4890001232","489:4890001174","489:4890001236","489:4890000991","489:4890001101","489:4890001423","489:4890001364","489:4890000977","478:4780000543","489:4890000921","489:4890000931","469:4690008582","489:4890001432"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,478,489,489,469,489],"twin_sims":[0.9672249026577786,0.938258329691353,0.9286404460182452,0.8996274405499908,0.8439527746485537,0.8416926989180015,0.8124802709719263,0.8091171416598025,0.773846784478408,0.6948319914391952,0.6802858294575997,0.6773770057514442,0.6737235062816274,0.6698324918785784,0.6160260805319059,0.6111357775034826,0.593531181948287,0.532395306711766,0.5063277693280224,0.4968903149108557,0.48440242429902813,0.4700933178276536,0.46255848475236855,0.4473649925510044,0.4351992296906455],"twin_dists":[0.03352887055559372,0.046367179369262906,0.049975071034576574,0.05973508005988365,0.07565314080165181,0.07624866820563748,0.08369877125171826,0.08453054869831549,0.09299981455758792,0.11082566796621468,0.11400024612744222,0.11463250564537245,0.11542554128206793,0.11626887680297583,0.12784109615302608,0.12888838904359695,0.1326584483527283,0.1458264388997833,0.1515219604703424,0.153602152746871,0.1563722549425475,0.15957384514137515,0.16127276844805596,0.16472882676100561,0.16752815679808777],"n_dims_used":45,"mean_confidence":0.9147637261284722},"coverage":{"mean_confidence":0.9147637261284722,"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}}