{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002718},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003280","494:4940008181","490:4900003818","490:4900003019","490:4900002725","494:4940008980","490:4900003673","494:4940008154","490:4900000751","494:4940007232","494:4940007087","490:4900012376","466:4660010835","490:4900013168","494:4940008057","490:4900003008","494:4940006769","494:4940008143","490:4900005352","496:4960007648","490:4900013305","490:4900011873","466:4660008807","494:4940008257","490:4900002419"],"twin_admin_codes":[490,494,490,490,490,494,490,494,490,494,494,490,466,490,494,490,494,494,490,496,490,490,466,494,490],"twin_sims":[0.09591480047896818,0.02754408420232012,0.024570439855286882,0.02308058767832442,0.019505683617902576,0.015620981532120918,0.013545919870344786,0.012656755398884254,0.006148881475317685,0.006143128847587117,0.005684355510814316,0.0034386513103709226,0.0028621387537826793,0.0024723721915064006,0.002318207165341273,0.0022843518827800886,0.0019094374373498785,0.0017011335388553805,0.0013460272109318357,0.0009868256093743684,0.0008249862722599457,0.000766698204468478,0.0006771253483559567,0.0006644518924825109,0.0004989781169445022],"twin_dists":[0.28121920258067756,0.3481008173181209,0.35359321712195835,0.35656464551836814,0.364438520917802,0.37457658785318154,0.3809407073989791,0.38393517738818383,0.4144394436374881,0.4144775361863661,0.41762423354429346,0.4374544426495249,0.444473915894543,0.4499950335811366,0.4524019325800259,0.45295011499818016,0.45957759100795725,0.46379779497406276,0.4722361313261178,0.48319653234402,0.48940952408225635,0.49192839568975977,0.49616997801487595,0.49681186514835585,0.5064421724633301],"n_dims_used":45,"mean_confidence":0.9204334682888455},"coverage":{"mean_confidence":0.9204334682888455,"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}}