{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011093},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010770","490:4900011157","490:4900010934","490:4900010756","490:4900011375","490:4900010844","490:4900010925","490:4900010902","490:4900011004","490:4900010590","490:4900011307","490:4900011718","490:4900011369","490:4900010933","490:4900010843","490:4900011232","490:4900010985","490:4900012187","490:4900011305","490:4900007888","490:4900011642","490:4900011583","490:4900011503","490:4900010505","490:4900011090"],"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":[0.10742550140976263,0.10143013063971457,0.09677935999496833,0.09324300817831847,0.07650759212250362,0.0757953784759605,0.06782301115957735,0.06469198647870855,0.06352094919309291,0.06312342151611136,0.05615180097640483,0.05243417919488102,0.05078656822124251,0.04713813346863425,0.046296025794334145,0.043129851626308974,0.04281853283460908,0.04101183615632526,0.04045633296989574,0.03963042289437542,0.03914370632305132,0.0390029225275702,0.03809816195871341,0.03422350569707413,0.033472811831131793],"twin_dists":[0.2743370789845393,0.2778455197993689,0.28068046389169865,0.282908621939573,0.29446675381150345,0.2950019980217465,0.30128942637234246,0.30392394614978707,0.3049360875094836,0.30528314761718994,0.3116823466754425,0.3153675951237692,0.31707059321873377,0.32101195423574025,0.32195773589089194,0.3256479383908248,0.32602295359737193,0.32824576516989623,0.3289458022268555,0.33000175450320995,0.3306327764465524,0.3308165377253896,0.3320110763704266,0.33741594610108244,0.3385228653113013],"n_dims_used":45,"mean_confidence":0.8931069268120659},"coverage":{"mean_confidence":0.8931069268120659,"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}}