{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001072},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006562","490:4900007057","497:4970001445","490:4900007176","491:4910001806","491:4910000990","491:4910001571","490:4900007056","491:4910001132","491:4910001328","490:4900001512","491:4910001120","491:4910001394","490:4900005565","490:4900001379","491:4910001185","497:4970001362","491:4910002814","497:4970001361","490:4900006563","497:4970001597","491:4910001747","497:4970001356","491:4910002615","490:4900006932"],"twin_admin_codes":[490,490,497,490,491,491,491,490,491,491,490,491,491,490,490,491,497,491,497,490,497,491,497,491,490],"twin_sims":[0.042055386038429725,0.022626789796335915,0.020454169511154863,0.012922469479398922,0.01210727681235632,0.011523922606390968,0.010899701520704907,0.008077196447761423,0.00786446943744533,0.006944610169662573,0.00579258955910487,0.0056762737597604584,0.005275983190731742,0.00450680873735534,0.004135517692616743,0.004110249444798836,0.004051010290167649,0.003463410070354171,0.0033744525688541014,0.0033047336441053127,0.002937791742303104,0.0026293865057242286,0.0026158246208451337,0.0024827501499266,0.0023689158894834544],"twin_dists":[0.3269520412048826,0.3575027666118249,0.36223428869960134,0.38302131718506527,0.3858801872539926,0.3880327231443794,0.39044599246184886,0.40318490034314025,0.40429993411763476,0.40945656451633217,0.41686173482261485,0.4176816934983672,0.4206245575685711,0.4268967077284675,0.4302803804354304,0.43052056791659016,0.4310889710524039,0.4371777267127135,0.4381805134157647,0.4389834288671603,0.44348275572680057,0.4476811340499319,0.4478759266564005,0.449837995878613,0.45159444794941767],"n_dims_used":45,"mean_confidence":0.8956831190321181},"coverage":{"mean_confidence":0.8956831190321181,"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}}