{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005335},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005470","490:4900005331","490:4900005480","490:4900007347","490:4900007703","490:4900008046","490:4900005212","490:4900007105","490:4900005354","490:4900007828","490:4900007584","490:4900006613","490:4900007585","490:4900009876","490:4900006366","490:4900008504","490:4900007595","490:4900009875","490:4900005070","490:4900004938","490:4900005207","490:4900008594","490:4900007706","490:4900005474","490:4900008157"],"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":[0.1793283072140362,0.11895176775056675,0.11770582332450355,0.10877671078615837,0.09636539097761607,0.07271008418708493,0.06520483746876428,0.059238526740438974,0.05833542157838183,0.05006830347416712,0.04777878835895064,0.04761114314236605,0.04662996082924611,0.04524983946697137,0.04177058307954393,0.03811333590882403,0.03516592367647291,0.03263327469670618,0.03067780988162533,0.028689555786643076,0.0281009269979033,0.027990832373566116,0.02752977386562845,0.02751370868962613,0.027217578050599937],"twin_dists":[0.24077882556325939,0.2679973297893532,0.26865923147132365,0.2735674685453405,0.28093794889488466,0.29736863054747636,0.3034853941051807,0.30877277155156874,0.3096108515336287,0.3178274238930888,0.3203018465829119,0.32048689351457615,0.32158098032409227,0.3231529965621952,0.32730241255032755,0.3319908454096784,0.3360552359681496,0.33978615195973816,0.3428399002544733,0.3461208513726948,0.34712963724249873,0.3473203300580582,0.3481259976412109,0.34815427918985287,0.34867815850109324],"n_dims_used":45,"mean_confidence":0.9298914591471354},"coverage":{"mean_confidence":0.9298914591471354,"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}}