{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007815},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008592","490:4900005212","490:4900010364","490:4900008706","490:4900008601","490:4900009257","490:4900007347","490:4900008496","490:4900007705","490:4900008046","490:4900009266","490:4900005742","490:4900005350","490:4900007944","490:4900009676","490:4900006611","490:4900011117","490:4900004516","490:4900004926","490:4900005331","490:4900004788","490:4900005609","490:4900004235","490:4900008378","490:4900008379"],"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":[0.17288679932931517,0.07189521552772087,0.04549253718142581,0.03787227164932518,0.037583477310802575,0.0321744557796435,0.031018314864941353,0.02897270686484032,0.02591922032662253,0.025535330071133133,0.02528844771677961,0.024512086811351724,0.020127910421900777,0.015845120904938927,0.015743632398817372,0.013809228551201848,0.013197754628752414,0.012171800249934785,0.010656145946602573,0.01043436805389879,0.009931833093183604,0.009915951549646206,0.009888177346096962,0.009727441129890399,0.009543943465969052],"twin_dists":[0.24332797030005096,0.29800722400898694,0.3228736689869099,0.3323130589757225,0.33270136585038357,0.3404883267996661,0.34229639881080187,0.3456419120086207,0.35103469010654675,0.3517509591103758,0.35221652548531474,0.35370662440130074,0.36298224747153207,0.3739345036443509,0.374224237867664,0.38008731936775003,0.38209191447196417,0.3856477839201605,0.39142104099978653,0.39232631217704533,0.3944427466505223,0.3945111751170218,0.3946310804609723,0.39533095938665075,0.3961426714118049],"n_dims_used":45,"mean_confidence":0.9410593668619792},"coverage":{"mean_confidence":0.9410593668619792,"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}}