{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006992},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007240","490:4900007120","490:4900007495","490:4900006750","490:4900007617","490:4900005489","490:4900006617","490:4900012494","490:4900007734","490:4900007606","490:4900007480","490:4900007722","490:4900007366","490:4900006751","490:4900007609","490:4900007735","490:4900007367","490:4900006761","490:4900001282","490:4900006637","490:4900004825","490:4900007605","490:4900006641","490:4900007502","490:4900005230"],"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":[0.7903855204531912,0.7484749877675103,0.6910896698238085,0.6625697844817262,0.5865875660715393,0.5664081118861768,0.5512234204195848,0.5403412610011351,0.531042143167653,0.5171993037367689,0.4972837311123274,0.49548634220530163,0.4881797827538661,0.48506047462727053,0.47876897828103376,0.4742592698866057,0.46851623963929734,0.4610065572972402,0.44964279391385653,0.4454266190885227,0.44437492107425924,0.4404375025793226,0.4269456760495103,0.415226148930508,0.4014358161170652],"twin_dists":[0.08908186647600233,0.09886127394704436,0.11164458370597907,0.11783980971298665,0.1341463663964251,0.13847817068955126,0.14174954804175177,0.14410267901589105,0.14612050321486522,0.14913832709179253,0.1535152180498859,0.15391255452948138,0.15553211761011876,0.15622575094885263,0.15762901332693624,0.15863849638163927,0.1599286602278531,0.16162388271910347,0.16420797301771306,0.16517285561245684,0.1654140793824623,0.1663191489041392,0.16944499898115817,0.17219338946127322,0.17547072958063115],"n_dims_used":45,"mean_confidence":0.9245540195041233},"coverage":{"mean_confidence":0.9245540195041233,"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}}