{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001992},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002242","480:4800002430","480:4800002287","480:4800002290","480:4800002334","480:4800001420","480:4800002335","480:4800001251","480:4800001535","480:4800001700","480:4800002092","480:4800001590","480:4800002382","480:4800001359","480:4800002431","480:4800001476","480:4800001477","480:4800001643","480:4800001421","480:4800001419","480:4800002432","495:4950002455","480:4800001416","480:4800001534","480:4800001528"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,495,480,480,480],"twin_sims":[0.6696506827246616,0.6457634025110348,0.5333441099125721,0.5214997843908817,0.46096972653365936,0.4292150773733717,0.3725448024235702,0.33537621147896385,0.3302362263467706,0.3164675468042198,0.2958255081942982,0.27851520768885196,0.24085089308998317,0.22946250832696066,0.22513824714229527,0.21140497961697405,0.2061646802494949,0.20594864815018657,0.17543591669770808,0.1678683131997018,0.16009735770469075,0.1534747617551099,0.1250370458123236,0.12142429561058068,0.11874697472786294],"twin_dists":[0.11630825167588826,0.1214617551738157,0.1456203409603886,0.1481988456502384,0.16163222052774456,0.16891645173980666,0.18250928332611913,0.19197736898302595,0.19332959687558984,0.19701018649659136,0.2027028722671066,0.2076597301142742,0.21914388752784958,0.22284097704875963,0.22427640366417448,0.22896099705284828,0.23080271430592947,0.23087932093861957,0.24231123070904667,0.2453614344050998,0.24859843919216876,0.25144848816652865,0.26483858322910137,0.2666993573138486,0.2681057593638013],"n_dims_used":43,"mean_confidence":0.9134713993516079},"coverage":{"mean_confidence":0.9134713993516079,"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}}