{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005100},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004083","480:4800004754","480:4800003928","469:4690000182","480:4800004084","493:4930000488","480:4800005688","480:4800004585","480:4800004082","469:4690000378","480:4800005692","469:4690000771","493:4930001284","480:4800004926","480:4800004327","480:4800003855","480:4800004005","469:4690000765","480:4800003929","480:4800005691","480:4800004947","480:4800005689","480:4800005830","499:4990001386","480:4800004674"],"twin_admin_codes":[480,480,480,469,480,493,480,480,480,469,480,469,493,480,480,480,480,469,480,480,480,480,480,499,480],"twin_sims":[0.3845541494964903,0.343097257792953,0.2812692578789424,0.2704677067060517,0.24550145583102917,0.239041344307705,0.23444785304509166,0.22409446687332915,0.21217244213409886,0.20438963329767043,0.20306559845662855,0.20245695282778053,0.1975677467211064,0.19380792566019894,0.18823263294420764,0.18043312039441797,0.17762106953055595,0.17017208023738206,0.1648101303223362,0.16027122249728065,0.15836131998225067,0.157745068072804,0.15650310533689765,0.15396085390518846,0.1500206573811793],"twin_dists":[0.17955312680252197,0.18996702869650148,0.20685894111468506,0.2100277727784538,0.21766688216147873,0.21972358701598618,0.22120809597350657,0.22462562004719167,0.2286938844182117,0.2314337956907019,0.23190697768230462,0.23212520514568,0.23389480990946515,0.23527634871099012,0.2373597352029743,0.2403481764409964,0.2414480117674123,0.24442262003852802,0.2466221238581004,0.24852478365434472,0.24933709978767735,0.24960072491959687,0.2501343127894729,0.251236272835445,0.2529708504781056],"n_dims_used":43,"mean_confidence":0.918289628139762},"coverage":{"mean_confidence":0.918289628139762,"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}}