{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002987},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002844","490:4900003124","490:4900004502","490:4900001644","490:4900001507","490:4900001643","490:4900004640","490:4900001373","490:4900004228","490:4900007173","490:4900002848","490:4900004348","490:4900012935","490:4900000995","490:4900000750","490:4900006804","490:4900013023","490:4900005842","490:4900003515","490:4900007527","490:4900001245","494:4940006143","490:4900003119","491:4910005446","476:4760003770"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,491,476],"twin_sims":[0.24283948792055673,0.2228629147133287,0.12407530205250605,0.11733341976967702,0.05016566389403669,0.018999401676109685,0.013443519368226778,0.005801564662027926,0.005202987121779325,0.0047852741708248716,0.0031534063865335926,0.0027218845502316167,0.002293582956618802,0.0020732656157886413,0.0011102723694805582,0.0010503219860084141,0.0009363640182829364,0.0008463655321266234,0.0007939823225856657,0.0006561772931753354,0.0005911806975114383,0.00043530523852249096,0.0003414376325463025,0.00033554828628108176,0.0003214885380957506],"twin_dists":[0.2185100789435238,0.22503905454085021,0.2653298982682628,0.2688581105065773,0.3177243082793424,0.3656536694233401,0.3812765526514629,0.4167990851589476,0.4211828770913786,0.42452121791562275,0.4407807703837071,0.44637658327388574,0.4527999106395283,0.45654642848371574,0.47906436208125447,0.4810147943035696,0.48502535382591133,0.48852696149231295,0.49072793986194746,0.4972371419104345,0.50076304267242,0.5109686559108134,0.518924416095133,0.5194896595304861,0.5208776137284352],"n_dims_used":45,"mean_confidence":0.9160714043511284},"coverage":{"mean_confidence":0.9160714043511284,"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}}