{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000004},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000249","480:4800000200","480:4800000013","480:4800000015","480:4800000261","480:4800000206","480:4800000191","480:4800000252","480:4800000208","480:4800000193","480:4800000264","480:4800000250","480:4800000248","480:4800000016","480:4800000232","480:4800000207","480:4800000265","480:4800000116","480:4800000113","480:4800000234","480:4800000218","480:4800000174","480:4800000257","480:4800000076","480:4800000246"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.575970171231778,0.4766618466681265,0.46151505619382316,0.43124995360012114,0.42482455729024493,0.4115441422656068,0.3965532252513022,0.3723998132617652,0.36045962271270066,0.33910677141470963,0.29939100399344853,0.29097195305502127,0.2790937148997023,0.26938301181973834,0.2659484770140741,0.2354582765377497,0.23526017740181582,0.18939535778172573,0.15318738905331197,0.12015184268126348,0.11643815580705072,0.09433937280707638,0.09239763185012785,0.09002744572813803,0.07260258731704267],"twin_dists":[0.13642378732566277,0.15810030079925497,0.16150879199643892,0.16844349682382564,0.16994005960961875,0.17306368683724557,0.17664314997917024,0.18254525506984753,0.18553199708417764,0.19100296587039367,0.20170347104171063,0.20407480310853252,0.20749112103033493,0.21035025232273635,0.2113766778392061,0.22087993122699218,0.2209441969853376,0.23692172353360158,0.2515741795736963,0.26736479281220354,0.2693382069448526,0.28221081488474936,0.2834511164388036,0.2849933211062674,0.29745254053899134],"n_dims_used":43,"mean_confidence":0.9045681620753089},"coverage":{"mean_confidence":0.9045681620753089,"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}}