{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":471,"cluster_id":4710000520},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["471:4710000562","471:4710000563","471:4710000516","471:4710000430","471:4710000472","471:4710000698","471:4710000780","471:4710000816","471:4710000386","471:4710000431","471:4710000781","471:4710000779","471:4710000601","471:4710000476","471:4710000342","471:4710000519","471:4710000649","471:4710000434","476:4760000050","471:4710000517","471:4710000561","476:4760000079","476:4760000049","473:4730007014","476:4760000078"],"twin_admin_codes":[471,471,471,471,471,471,471,471,471,471,471,471,471,471,471,471,471,471,476,471,471,476,476,473,476],"twin_sims":[0.932246522421052,0.8961492655199066,0.8918634583144265,0.8853756988179069,0.8847033631146679,0.8822063574844121,0.8765830826373133,0.8531182223986652,0.8494650521238079,0.8443609467635974,0.8396923941997569,0.8384366269931605,0.7964466235501523,0.7856437970986213,0.7822640014881844,0.756816617737829,0.7330420324051223,0.6819225503471108,0.6151165169582787,0.6099032247073854,0.5942132529920996,0.5886694333193363,0.5870852256797845,0.5755295026024011,0.5732674279790546],"twin_dists":[0.048649391638350935,0.06081906977371862,0.06213438487188818,0.06408571151331754,0.06428534532421722,0.06502271882182181,0.06666086624598966,0.07320524873675727,0.07418743526982968,0.07554525838145933,0.07677321388706612,0.07710132790233232,0.08762345237205305,0.09021403364142769,0.09101653692091523,0.09695185777295566,0.1023543192232562,0.11364413788195402,0.12803590165436346,0.12915232319819137,0.1325123354167616,0.13370015329596122,0.13403969281715358,0.1365183860706546,0.13700409811609726],"n_dims_used":45,"mean_confidence":0.9184521993001302},"coverage":{"mean_confidence":0.9184521993001302,"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}}