{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012024},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012114","491:4910005360","490:4900011098","490:4900009631","490:4900011909","490:4900009525","491:4910005937","490:4900008776","491:4910005507","490:4900011649","490:4900009442","490:4900011840","490:4900007528","490:4900011365","490:4900011161","490:4900012043","497:4970001918","490:4900009741","490:4900010340","490:4900012050","490:4900011961","497:4970001006","490:4900009861","497:4970000991","490:4900007055"],"twin_admin_codes":[490,491,490,490,490,490,491,490,491,490,490,490,490,490,490,490,497,490,490,490,490,497,490,497,490],"twin_sims":[0.003373872795778613,0.003135002877357702,0.0029993441003628115,0.002167284361512266,0.0019598537730951514,0.0012866329913549344,0.0009015422473654585,0.0008720926410886265,0.0005842194497836351,0.0005029665753094062,0.00039007313259364917,0.0003579708429209392,0.00030280155819091916,0.00029290913607701586,0.0002921841991553914,0.0002485157870045076,0.00024608312205246153,0.0002423327584199625,0.00022527182067382578,0.00020643635120335698,0.00020133831174180516,0.00016584934422427043,0.00015456432026852117,0.00013457076258115657,0.00013250570810186967],"twin_dists":[0.43818712770802337,0.441004697057791,0.4426934034036584,0.4549049408093184,0.4586200972986686,0.47384530246225953,0.486341499236635,0.4874919768431268,0.5011618645159607,0.5061769409208795,0.5145776109982158,0.5173851085135239,0.5228132254532217,0.5238837432350176,0.5239635215740036,0.5291490242737936,0.5294624998521565,0.5299515282760137,0.5322700412734447,0.5350298767125693,0.5358176216869419,0.5418873728535232,0.5440764620072394,0.5483540289412131,0.5488295096926343],"n_dims_used":45,"mean_confidence":0.8860600789388021},"coverage":{"mean_confidence":0.8860600789388021,"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}}