{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930003000},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930002829","493:4930001825","493:4930002834","493:4930003176","493:4930002159","493:4930001990","493:4930002835","493:4930001366","493:4930002833","493:4930003179","493:4930000791","493:4930001995","493:4930003001","493:4930003357","493:4930001987","494:4940003793","493:4930002836","494:4940003911","493:4930001004","493:4930001824","494:4940004747","493:4930002338","493:4930001665","493:4930001117","493:4930003360"],"twin_admin_codes":[493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,494,493,494,493,493,494,493,493,493,493],"twin_sims":[0.3656943462551468,0.3009881137887773,0.25113390480565845,0.17706798015609584,0.16888732272285625,0.16853472088882818,0.1676757079298096,0.15992733722318767,0.1160404403476608,0.11083611933480932,0.1045874630088848,0.1008082271276678,0.0890293530024404,0.08384380214753566,0.07679465661121455,0.07430726467216087,0.07247378162794499,0.06621124805781432,0.062160444978768076,0.06158324506724186,0.06128549041403343,0.057288773408926956,0.05699425784567282,0.05484847040763864,0.053668404612586595],"twin_dists":[0.18421654883534547,0.20125806684201408,0.21590195056810257,0.24166578581802933,0.2449450401290281,0.2450889175952268,0.24544034226522524,0.24867052240270504,0.26955239586187285,0.2724086068600522,0.2759783405265577,0.27821863559162247,0.28565238224553907,0.28917421295825346,0.2942521531018975,0.29613357115128697,0.29755321631785386,0.3026329116606447,0.3061313530693785,0.30664493776435076,0.30691142182672515,0.31059562252519196,0.3108754009747345,0.3129506795259014,0.31412076267309663],"n_dims_used":45,"mean_confidence":0.9276903788248698},"coverage":{"mean_confidence":0.9276903788248698,"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}}