{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004054},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003630","490:4900003772","490:4900004055","490:4900002967","490:4900003773","490:4900003242","490:4900004195","491:4910001965","490:4900004053","490:4900002669","490:4900002066","490:4900002966","490:4900003776","490:4900002370","490:4900003239","490:4900003916","490:4900004472","491:4910002161","490:4900003777","490:4900003374","490:4900005555","490:4900003373","490:4900003635","490:4900004608","490:4900003775"],"twin_admin_codes":[490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490],"twin_sims":[0.8257086709256849,0.4665076249749603,0.4408924202923064,0.42641329308824927,0.4179030606632881,0.40624786662816176,0.3639904822846355,0.3509978025924704,0.3351611059824017,0.32230461577887876,0.3183195164441732,0.30642835806468094,0.29779898158242396,0.2657704467929372,0.26144605717927577,0.25455465810034067,0.23626695289572633,0.23597275506141427,0.23552141635198223,0.2283215900070896,0.2209306552516469,0.22055642809711817,0.21004324633345053,0.21001040502479437,0.2022201733928301],"twin_dists":[0.08037819987385857,0.16038115341047146,0.1662144199997162,0.16956915914990855,0.17156275107325403,0.17432154052182836,0.18464366524963013,0.1879347390554671,0.19203373177199615,0.19543915456700345,0.1965099818567527,0.1997511239097783,0.20214884292635596,0.21143010687863117,0.21273483035360713,0.21484237150270205,0.22061795304474688,0.22071319320804475,0.22085945534207072,0.22321795000747094,0.2256908007881918,0.2258174665898926,0.22943656734359083,0.22944806263177014,0.2322102232142608],"n_dims_used":44,"mean_confidence":0.8950013247403231},"coverage":{"mean_confidence":0.8950013247403231,"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}}