{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001654},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001710","480:4800001545","480:4800001825","480:4800001601","480:4800001602","480:4800001652","480:4800001544","469:4690002492","480:4800001603","480:4800001769","480:4800001945","480:4800001653","480:4800001599","480:4800001496","480:4800001495","480:4800001826","479:4790006562","480:4800001329","469:4690002496","468:4680006529","468:4680007291","480:4800001891","468:4680006533","468:4680006806","480:4800006441"],"twin_admin_codes":[480,480,480,480,480,480,480,469,480,480,480,480,480,480,480,480,479,480,469,468,468,480,468,468,480],"twin_sims":[0.6977794965847387,0.673899723552091,0.5713722332033503,0.46180299383165874,0.3807928633406378,0.25332349608083116,0.2301983980687775,0.22528045152646378,0.2243802729350385,0.2058227832262172,0.2013430907085409,0.1929563126136307,0.175349049492605,0.17323867303594567,0.17189583260098068,0.15500710804791662,0.1498362850641021,0.13505529631158184,0.12233771173838362,0.11788150684806493,0.11764407248443169,0.11192922345500451,0.1114825045583143,0.11043229229385947,0.10982439693615234],"twin_dists":[0.11017952226773685,0.11538731802719498,0.13741118288110754,0.1614436417222532,0.18047411444151215,0.21522267477700557,0.2225984866521826,0.22422890989033759,0.224529890840753,0.23092397892850014,0.23252574619156668,0.23559185281878442,0.24234570442803696,0.24318698790306853,0.24372611906980532,0.25078116503087206,0.2530528324765003,0.25988342367651107,0.2662249549539345,0.26856557650598345,0.2686921756104196,0.2718002485135537,0.2720483095975751,0.2726345261278546,0.27297581797261594],"n_dims_used":42,"mean_confidence":0.9178644816080729},"coverage":{"mean_confidence":0.9178644816080729,"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}}