{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003510},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004619","490:4900004480","490:4900004203","490:4900006070","490:4900005942","490:4900004753","490:4900007167","490:4900007044","490:4900006551","490:4900003509","490:4900004896","490:4900002387","490:4900002240","490:4900006071","490:4900001935","490:4900006677","490:4900006676","490:4900004612","490:4900004894","490:4900002392","490:4900004481","490:4900006555","490:4900004343","490:4900004893","490:4900007041"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.19749600306776705,0.16392525644617018,0.15770429405552222,0.06372672372570022,0.05528856098023413,0.03673221173520373,0.029582379923011045,0.02264511731456873,0.01939947197828681,0.014228989888511128,0.011520120784987455,0.008095445029052217,0.008052601731950985,0.007245635025625556,0.00691866442097473,0.006598618235471254,0.004352394023510602,0.004233416259355273,0.004149429602681431,0.003498625854091288,0.0031445571470221953,0.0029411078552880926,0.0027704809383810184,0.002668826883777166,0.002558912621567087],"twin_dists":[0.23392100072968328,0.24699004758010096,0.24961819401833865,0.30475713472096116,0.3125196450734317,0.3338608652812607,0.3446241664371365,0.3574645637075662,0.36469114162846394,0.37875612962125094,0.3880470659575387,0.40309047846875345,0.40331246135172943,0.40770479292673306,0.4096107306522547,0.41155645150249204,0.4282719965383581,0.42936222596025253,0.43014870947045963,0.43678722902446826,0.44088829506754834,0.44343984604605385,0.4457073803229638,0.4471198264951279,0.44870358657427944],"n_dims_used":45,"mean_confidence":0.9009059482150608},"coverage":{"mean_confidence":0.9009059482150608,"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}}