{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740000112},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740000087","474:4740001068","474:4740003087","474:4740001692","474:4740000348","474:4740002905","474:4740000175","474:4740003263","474:4740002205","474:4740000205","474:4740002819","487:4870011830","474:4740002823","474:4740002321","474:4740000203","474:4740000681","487:4870013181","474:4740001592","474:4740001487","474:4740002630","487:4870012522","474:4740003086","474:4740000187","474:4740000091","474:4740001363"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,487,474,474,474,474,487,474,474,474,487,474,474,474,474],"twin_sims":[0.8290231274834859,0.7806920678815596,0.7762637358234049,0.769895193617231,0.7530847262075931,0.7273126904882082,0.7218781345463977,0.7214709795965109,0.7200475262069171,0.7136815962201739,0.7093695270997952,0.6924289799965516,0.686140284314438,0.6780051656465583,0.6623765242791607,0.6551198868410119,0.6542491534712406,0.6477617490363329,0.6373067044423282,0.6371705570326484,0.6349069610648536,0.6325818794118236,0.6301625919754767,0.6270804246277766,0.6267631078698547],"twin_dists":[0.07953308866844898,0.09138855008799178,0.0924324948472392,0.09392375044313878,0.09780808566037764,0.10363931733244879,0.10485286942316889,0.10494358834348551,0.10526053751253228,0.10667406228654404,0.10762806091486117,0.11135169248252845,0.1127252457994098,0.1144960357178083,0.11788155936718374,0.1194473991618472,0.11963506410281365,0.12103191842929516,0.12327877021635594,0.12330799930037807,0.12379386635532824,0.12429274957980954,0.12481166763367177,0.1254725316476576,0.12554055546378404],"n_dims_used":44,"mean_confidence":0.9208478060635653},"coverage":{"mean_confidence":0.9208478060635653,"n_dims_used":44,"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}}