{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002994},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002825","489:4890002732","489:4890002226","489:4890002645","489:4890003297","489:4890002561","489:4890002476","489:4890002479","489:4890002309","489:4890002646","489:4890002482","489:4890002399","489:4890002649","489:4890002401","489:4890003228","489:4890002820","489:4890002995","489:4890002824","489:4890002559","489:4890001911","489:4890002480","489:4890003592","489:4890003391","489:4890003144","489:4890003367"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9578702462045153,0.9416568025537307,0.9368259434005674,0.9239030231417135,0.9238209217517308,0.9209881706319666,0.8929520512148977,0.8885191526606158,0.8797524292330801,0.8762017613589884,0.8676816137668151,0.855433809443025,0.8541528029971283,0.8388331112339759,0.8321258982330854,0.8312539682144413,0.8242636984870146,0.8229899935872149,0.8087261630221293,0.8059679742220502,0.7957132769643938,0.7953994793469196,0.7949054510158186,0.7937730673294174,0.7931364951086699],"twin_dists":[0.03810569360824086,0.0450327117475527,0.04691967226295592,0.051672476018813744,0.051701476819164156,0.05269387022989837,0.06180235294701371,0.0631460055902727,0.06574131642635478,0.06677087088021955,0.06919530252889661,0.07257800952729729,0.07292546136928854,0.07699783026301896,0.07873683602759701,0.0789611063904738,0.08074491838119513,0.08106732557193934,0.08462693893325793,0.0853051524264476,0.08780060237417063,0.08787634521617314,0.08799551956261045,0.08826835578246864,0.08842153206216276],"n_dims_used":45,"mean_confidence":0.9140482584635417},"coverage":{"mean_confidence":0.9140482584635417,"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}}