{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013061},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013132","490:4900013327","490:4900013280","490:4900013326","490:4900013277","490:4900013308","487:4870000192","490:4900013250","487:4870000585","490:4900013169","466:4660009342","490:4900013349","466:4660008658","466:4660007126","490:4900013325","490:4900013279","490:4900013336","487:4870000587","487:4870000460","490:4900013367","490:4900013348","487:4870000516","490:4900013328","487:4870000108","490:4900013242"],"twin_admin_codes":[490,490,490,490,490,490,487,490,487,490,466,490,466,466,490,490,490,487,487,490,490,487,490,487,490],"twin_sims":[0.40637253335473456,0.4049903982337874,0.19794272480218347,0.18922266017959555,0.15726481059086075,0.11880555222376483,0.10680362975023859,0.10624954166674028,0.10442213610741634,0.09922061723125238,0.09408273657495862,0.08659970564409725,0.08132718236725993,0.07057991250457854,0.0656897705176841,0.06064743459099107,0.0588096338520645,0.057872522648135194,0.057821878602157505,0.055860613614593546,0.0496594987402126,0.04801159953284424,0.04718633936165202,0.04632123686486939,0.04205240461478926],"twin_dists":[0.17429184941014647,0.17462125136161785,0.23375802690575131,0.23698666145014982,0.24980669445815376,0.2680747303599644,0.27469380465878857,0.2750130086769694,0.2760750132638019,0.27917936827578776,0.2823735814466303,0.2872815945574585,0.29094638896929526,0.29905047901751725,0.3030732995608994,0.3074860671810163,0.30916946162882364,0.3100445721677303,0.31009219730937626,0.3119635865721237,0.318262225815216,0.32004576718973415,0.3209582425725291,0.3219292127453144,0.32695569865718943],"n_dims_used":45,"mean_confidence":0.9144246419270833},"coverage":{"mean_confidence":0.9144246419270833,"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}}