{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009111},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008446","490:4900009321","490:4900009320","490:4900009228","490:4900008881","490:4900009113","490:4900009226","490:4900009533","490:4900008465","490:4900011652","490:4900008464","490:4900008677","490:4900009731","490:4900008580","490:4900009219","490:4900010857","490:4900009216","490:4900009318","490:4900007766","490:4900008591","490:4900008883","490:4900009665","490:4900008025","490:4900009027","490:4900009422"],"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":[0.1891529651789224,0.1124983204403841,0.10628514558788536,0.08280830446573571,0.05000727859800953,0.034699740668100394,0.02790757377537548,0.023322171119428775,0.020556800805684474,0.016576425153821985,0.016331412637718267,0.011735075343832172,0.01085545904368119,0.008766568713209232,0.007709920872078877,0.007504022201333427,0.007339539527777656,0.005859923079056846,0.005503942137137392,0.005281968931984706,0.0046191409625847045,0.0042638183324577765,0.004140253437146444,0.004106663463455804,0.003962482895235714],"twin_dists":[0.2370128799743246,0.2714853355335835,0.27499245882531637,0.28989817989951755,0.3178921412752655,0.3367244020770961,0.34746496960518164,0.35607173625663824,0.36200115310896264,0.3718936731154203,0.3725684528371211,0.38724264628112476,0.3906216621256316,0.3997438743269879,0.40512711054962214,0.40625254923680904,0.4071717076668113,0.41639384238704136,0.41892487802887873,0.42057908548686956,0.4259228427181434,0.42908102063619946,0.43023551327035453,0.4305547631762333,0.4319526442195475],"n_dims_used":45,"mean_confidence":0.8853491889105902},"coverage":{"mean_confidence":0.8853491889105902,"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}}