{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004309},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005161","480:4800003910","480:4800004312","480:4800004063","480:4800005519","480:4800004313","480:4800004733","480:4800005163","480:4800004067","480:4800004062","480:4800004066","487:4870010768","480:4800004227","480:4800005341","480:4800004143","480:4800004830","480:4800004660","480:4800005083","480:4800003620","480:4800004145","487:4870009022","480:4800003243","487:4870008465","480:4800003833","480:4800003685"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,487,480,480,480,480,480,480,480,480,487,480,487,480,480],"twin_sims":[0.3274716578904449,0.23027502832085914,0.20422261212038426,0.19818611661416058,0.1962866685020501,0.14000716351250117,0.12184894037881121,0.1146628770085663,0.11068482005723551,0.10326130881268546,0.10325469527025104,0.09833251180611985,0.08061650655231409,0.07818534103038896,0.07776230538654795,0.07751199722872759,0.07715678735072541,0.07614820561870261,0.07452509907470525,0.0738584464768392,0.07221503715794773,0.06853229089889674,0.06060879052728074,0.05986876731334367,0.057840475299853256],"twin_dists":[0.19406167042442818,0.2225732648699802,0.2314933694771517,0.2336693392647582,0.23436347615203873,0.25753568469157956,0.2664784716710232,0.27029866695840965,0.2724931759373553,0.2767571707040349,0.27676107422192775,0.2797220634969088,0.2914547774993476,0.29322156805940436,0.2935334929570718,0.29371870056762345,0.2939823545517783,0.29473633645689223,0.2959667920013708,0.29647844582560895,0.297755892037901,0.30070643299530037,0.3075210299899036,0.30819411899186927,0.31007470517087976],"n_dims_used":43,"mean_confidence":0.9186372978742733},"coverage":{"mean_confidence":0.9186372978742733,"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}}