{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004134},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004274","490:4900002599","490:4900004125","490:4900002295","490:4900003181","490:4900004133","490:4900002752","490:4900002294","490:4900006030","490:4900002449","490:4900001019","490:4900002887","490:4900003730","490:4900003869","490:4900001021","490:4900004409","490:4900004281","490:4900001554","490:4900002144","490:4900002299","490:4900001273","490:4900012571","490:4900002141","490:4900002738","490:4900005641"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.4949782094774472,0.4364161360680089,0.3117937654341787,0.2979550975001424,0.2952871781876111,0.2829249633869582,0.2773328149117112,0.26137183991231655,0.25899433605912575,0.24029555313069123,0.23975351330737438,0.2295043979702503,0.20207565458371882,0.19850232898270045,0.19622782778328693,0.18969829834204266,0.18571994396000627,0.18289875903786437,0.17789502033076587,0.17423572643641927,0.1665184559968565,0.15821410742888586,0.15082865828199304,0.14574320029818008,0.1410403699320726],"twin_dists":[0.15402495894042217,0.16724678062575007,0.19827996443684184,0.2021051074780349,0.20285437970011336,0.20637980119121516,0.20800500966364185,0.21275734010119451,0.21348056073994834,0.21932149212792126,0.21949510039137862,0.22282715980594123,0.23226214778695445,0.23355422945515195,0.23438505310114713,0.23680791151404273,0.23831281296604195,0.23939377172037912,0.24134032451090956,0.2427886147945295,0.24591583299500916,0.24940000746877256,0.25261244154023427,0.25489231252687505,0.2570536745718849],"n_dims_used":45,"mean_confidence":0.9215112474229601},"coverage":{"mean_confidence":0.9215112474229601,"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}}