{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740000099},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740000889","474:4740000102","474:4740001301","474:4740000693","474:4740000029","478:4780001344","474:4740000388","474:4740000359","474:4740002539","474:4740000991","474:4740002996","474:4740001069","474:4740000028","474:4740002126","474:4740000770","474:4740001806","474:4740000289","466:4660014554","487:4870010723","474:4740001714","474:4740000352","474:4740000217","487:4870011566","487:4870011327","474:4740001379"],"twin_admin_codes":[474,474,474,474,474,478,474,474,474,474,474,474,474,474,474,474,474,466,487,474,474,474,487,487,474],"twin_sims":[0.7241126415558355,0.6146305584046314,0.6080544217558698,0.5933752102283835,0.590428129226388,0.5826098009030612,0.5535006064592222,0.5249988351722145,0.516115594349008,0.49774945890593814,0.45106540351455915,0.444548178289431,0.4390723152486284,0.4112121544325469,0.3981724283263283,0.37398632114258196,0.3731904314546063,0.3707271334541773,0.3643371687190775,0.36398722650098597,0.35910014086384723,0.3563983108251879,0.34989618500781317,0.3490910338506125,0.3405819061517818],"twin_dists":[0.10435450476162447,0.12813997820786424,0.12954820827929422,0.13269186150726736,0.13332327628452909,0.1349992178854539,0.14125812580991018,0.14743577350868536,0.14937536823155492,0.1534123296447973,0.1638831736663448,0.16537432504229296,0.16663368961801434,0.1731423233158241,0.17625361658673913,0.18215201796273303,0.18234918685953536,0.18296074806587012,0.18455667798580044,0.18464448235821088,0.1858752106265816,0.18655929420502798,0.1882166577577089,0.18842300088813213,0.1906192618428818],"n_dims_used":44,"mean_confidence":0.9204092892733488},"coverage":{"mean_confidence":0.9204092892733488,"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}}