{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700005409},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870010846","487:4870010584","469:4690003505","468:4680002582","466:4660005137","500:5000009656","500:5000009877","470:4700005549","493:4930000297","474:4740001182","500:5000002935","487:4870010972","485:4850005128","473:4730003387","481:4810003220","468:4680002787","478:4780005605","469:4690002991","468:4680002784","474:4740000675","487:4870001839","474:4740001601","485:4850005198","467:4670001923","469:4690002689"],"twin_admin_codes":[487,487,469,468,466,500,500,470,493,474,500,487,485,473,481,468,478,469,468,474,487,474,485,467,469],"twin_sims":[0.0008004808511732944,0.00046066982237223626,0.0003661016378739813,0.0002531567703417086,0.0002163810556259473,0.00010221190980776395,0.00009140582956888366,0.00005854290396751167,0.00004525888003047196,0.00003537391814840436,0.00002613326395555791,0.000022363321593851046,0.000019825887164721945,0.000009241608897092911,0.000006410219931245989,0.000006107188791779823,0.000005565988266488706,0.00000429008801436477,0.000003890274349299381,0.00000320854231776998,0.000002882811823225266,0.0000024604799783301578,0.0000022621699981901868,0.0000019991356742500226,0.0000019048086449436601],"twin_dists":[0.4904476780783857,0.509095698117746,0.5166523841709129,0.5285588993194797,0.533544549865956,0.5567500492090787,0.5601250792786147,0.5733852175543809,0.5809067225190875,0.588018435148671,0.5966401032398955,0.6010281555226232,0.6043985815092794,0.6253370806558706,0.6351278591966304,0.636412658134658,0.6388672696017029,0.6457049001125852,0.648255357094199,0.6532491465583771,0.656007449421803,0.6600679417521214,0.6622118125149984,0.6653528579504906,0.6665770326399185],"n_dims_used":43,"mean_confidence":0.8927424231240916},"coverage":{"mean_confidence":0.8927424231240916,"n_dims_used":43,"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}}