{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004594},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004334","493:4930000256","480:4800004508","487:4870003571","473:4730003248","493:4930002538","493:4930000183","490:4900001578","500:5000009879","494:4940004585","494:4940004703","496:4960005150","484:4840004068","478:4780005607","494:4940000774","481:4810003369","490:4900001715","487:4870006628","490:4900001577","485:4850004932","469:4690003539","489:4890000642","467:4670002077","466:4660005134","484:4840003470"],"twin_admin_codes":[480,493,480,487,473,493,493,490,500,494,494,496,484,478,494,481,490,487,490,485,469,489,467,466,484],"twin_sims":[0.02363731054383693,0.008004082205656965,0.005352343426790517,0.003720842970062701,0.002339395504893768,0.0018129146048833393,0.0016998971565172403,0.0015511809104595952,0.0015431249964563585,0.001429664924901181,0.0008841699955278533,0.0008755274303834746,0.0007863918577996114,0.0006357292978600355,0.0004884853844982601,0.00037967961120178705,0.00036891617621999796,0.0003079458035274844,0.0002373792271157434,0.00020270755314507613,0.00017245331443024086,0.00016995671220484127,0.00015874227485868558,0.00014038477774344245,0.00013413540210245177],"twin_dists":[0.3554353593507274,0.40356513621600726,0.4200479362584217,0.4344026906634877,0.45206257806178946,0.4614774967660685,0.4638242360357292,0.4671417143722537,0.46732968683232756,0.47007801762802015,0.4870158621958086,0.4873559500539166,0.49105800727982607,0.498309899981108,0.5071495129831618,0.5154620982536184,0.5164022944727391,0.5222694402539654,0.530608463007199,0.5356042198236423,0.5406705947347974,0.5411253449493317,0.543248961890502,0.547051428537375,0.5484536953787246],"n_dims_used":43,"mean_confidence":0.9068433184956395},"coverage":{"mean_confidence":0.9068433184956395,"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}}