{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001298},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940004228","469:4690001317","490:4900000800","490:4900005521","472:4720007811","480:4800004276","480:4800004710","468:4680006882","490:4900004145","480:4800005557","494:4940005599","466:4660000914","467:4670004237","490:4900001302","493:4930000213","466:4660007641","480:4800005142","472:4720007776","494:4940000948","487:4870010847","494:4940001241","473:4730004321","469:4690002690","469:4690000175","494:4940000950"],"twin_admin_codes":[494,469,490,490,472,480,480,468,490,480,494,466,467,490,493,466,480,472,494,487,494,473,469,469,494],"twin_sims":[0.06505986572509267,0.04042509902239588,0.035811257236673284,0.035339399173848235,0.03409980780460163,0.029477318861486718,0.026624704734510833,0.024063283590404508,0.023382607298697133,0.01966845969476847,0.01726924538392289,0.01720315273626177,0.016667659226908098,0.016203610064701286,0.015905855623730033,0.013853173809159819,0.013648581880796156,0.012855840507985045,0.011367214065752914,0.010077015892722129,0.00967340106632169,0.009124423525231852,0.00910540377913679,0.00886441065152378,0.00860611834415024],"twin_dists":[0.30360907658769465,0.32898540314581887,0.33514125852690807,0.33580815242535234,0.3375969089789999,0.344798256224313,0.34974192658541464,0.3545867541574381,0.35594911919736816,0.3640536843407221,0.3700319056028723,0.37020665599691316,0.3716446451575542,0.3729239655780249,0.37376189487245376,0.3799462939570468,0.38060624929886294,0.38324889785573285,0.38862743794586646,0.3938216825358216,0.3955685792559193,0.39805208526585506,0.3981404974000702,0.39927527294415927,0.40052255457329267],"n_dims_used":45,"mean_confidence":0.9097980075412326},"coverage":{"mean_confidence":0.9097980075412326,"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}}