{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001539},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001441","487:4870001631","487:4870001634","487:4870001440","487:4870001536","487:4870001537","487:4870001908","487:4870001909","487:4870001347","487:4870001534","487:4870001635","487:4870001535","487:4870001349","487:4870001538","487:4870001816","487:4870001629","487:4870001350","487:4870001728","486:4860003436","487:4870001348","486:4860003443","487:4870001445","487:4870001818","487:4870001996","485:4850005756"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,486,487,486,487,487,487,485],"twin_sims":[0.9519431885167668,0.9240277896479002,0.8818416034147277,0.8230279148978566,0.7524019619027441,0.707643036180531,0.41079248818225766,0.35202116740023764,0.3366412323467196,0.28136133547593917,0.23604135019348463,0.19215446099361674,0.14745752103710635,0.11850253643058802,0.11454940492701797,0.10370382501449125,0.09991877601330476,0.09907092867361952,0.09621331613069777,0.09558904403044208,0.08335139088171375,0.08050261873130161,0.07721295678083276,0.07547681821528,0.07357119402812103],"twin_dists":[0.040760698433660196,0.05162837830468621,0.0651299064139367,0.08105773805140246,0.0979643824241074,0.10800927990680548,0.1732417675387379,0.18767326019019828,0.19164629889329832,0.2068322502866613,0.22069098008760155,0.23588980862204026,0.2541172911154458,0.2682353670212223,0.2703604451696092,0.2764964256452236,0.2787554100606422,0.2792705710235658,0.2810327565091184,0.28142318426815366,0.289517585691345,0.2915365817416317,0.29394059795261457,0.2952427160977995,0.2967000621557412],"n_dims_used":42,"mean_confidence":0.9072291056315104},"coverage":{"mean_confidence":0.9072291056315104,"n_dims_used":42,"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}}