{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012702},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660012456","490:4900012266","490:4900006135","490:4900008059","490:4900008618","490:4900009292","490:4900008394","496:4960007927","490:4900012198","490:4900004250","494:4940007647","490:4900006243","490:4900011399","490:4900005864","490:4900001444","494:4940008984","466:4660001334","487:4870010011","494:4940004830","490:4900004388","466:4660011988","490:4900006259","490:4900008374","466:4660014349","494:4940008574"],"twin_admin_codes":[466,490,490,490,490,490,490,496,490,490,494,490,490,490,490,494,466,487,494,490,466,490,490,466,494],"twin_sims":[0.007671499702766583,0.004753389585230049,0.003396188871203828,0.0024248797400303716,0.002282764216607989,0.002078323289575285,0.001560499146946567,0.0013904549970026883,0.0011842382841866024,0.0007870392582452735,0.0004133542422041126,0.00028425425281879276,0.00023660687329040033,0.0001949861845995475,0.00015172809705055873,0.0001114566677343482,0.0000927788695358029,0.00008183851056898802,0.00006370508821602864,0.0000555565603567524,0.00005530788846673215,0.00003388109460574632,0.000032710921375355715,0.000030697156639448714,0.00003056318463023979],"twin_dists":[0.4053350562625791,0.4247867624293777,0.43793328151464966,0.4507214828881261,0.4529760049987016,0.45645640159394335,0.466925407813733,0.4710748083504045,0.47678817033517806,0.49102974008743056,0.5126738625535249,0.5248485448901602,0.5307120516646954,0.5368258473518721,0.5446503212124735,0.5541205665467818,0.5596759157243925,0.5634446424305537,0.5708939188342171,0.5749233878968886,0.5750549870611686,0.5892539707320333,0.59025922883254,0.5920721490283722,0.5921967417617363],"n_dims_used":45,"mean_confidence":0.9010492112901476},"coverage":{"mean_confidence":0.9010492112901476,"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}}