{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000625},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000427","487:4870000950","665:6650004043","665:6650002739","487:4870001237","487:4870001422","487:4870001429","665:6650004166","665:6650003499","487:4870001790","487:4870001326","665:6650003194","487:4870001792","487:4870001330","487:4870002143","665:6650003500","487:4870000428","665:6650003019","487:4870003760","487:4870004058","665:6650003109","487:4870002490","665:6650002807","665:6650003558","665:6650003646"],"twin_admin_codes":[487,487,665,665,487,487,487,665,665,487,487,665,487,487,487,665,487,665,487,487,665,487,665,665,665],"twin_sims":[0.3830605182928072,0.37311489937449616,0.3048260106357112,0.2673913688052815,0.25924932000700235,0.24862289224579057,0.23077802849164938,0.2224510700342321,0.2063024637315004,0.18366506987003062,0.18340118905740654,0.17576432790243796,0.17486724944323673,0.17056743180757247,0.1606675045524488,0.1599774481582528,0.1580784652647819,0.1580740313966742,0.1515992868804634,0.14679519734860771,0.1408466264989134,0.13716032756216695,0.13596076409508762,0.13236041357958803,0.131993087792709],"twin_dists":[0.17991833786462855,0.18236790947272172,0.20019334931690333,0.21094446700564462,0.21340279696384765,0.2166856102196716,0.2224078465879184,0.22517765138028017,0.23075388387777745,0.23909899831916617,0.23920040609688478,0.24218100877492046,0.24253713074042482,0.24426242841699328,0.2483571207424791,0.24864927119028016,0.24945800860099074,0.24945990515292787,0.2522719236729372,0.2544159248713793,0.25714385861720235,0.2588776634701873,0.25944937191264317,0.2611883254237846,0.2613677332673869],"n_dims_used":43,"mean_confidence":0.8903028798657794},"coverage":{"mean_confidence":0.8903028798657794,"n_dims_used":43,"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}}