{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004357},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004442","493:4930000398","472:4720004386","493:4930000291","467:4670002229","490:4900001715","469:4690003403","494:4940004702","468:4680002687","493:4930000344","496:4960004599","478:4780008766","494:4940004585","494:4940000774","496:4960004756","469:4690002901","468:4680002585","493:4930000343","493:4930000292","479:4790001999","466:4660005239","493:4930000183","470:4700007637","490:4900001578","480:4800004334"],"twin_admin_codes":[480,493,472,493,467,490,469,494,468,493,496,478,494,494,496,469,468,493,493,479,466,493,470,490,480],"twin_sims":[0.24823571973644878,0.04506627741063529,0.04440478153752783,0.025292770989994086,0.020374600552181057,0.01850482193585158,0.014619637207001124,0.01333275555775717,0.011844038967317564,0.010502744692927673,0.010042485134272536,0.0085947557029068,0.008480561267440734,0.008401171759601488,0.007506886597954259,0.0071563387848461845,0.006833189545073743,0.006461489081463885,0.005730725994703328,0.005572479596216664,0.005445004926350077,0.005032396002297755,0.004724548530556415,0.0043184179996914205,0.003384510837021092],"twin_dists":[0.2168068926447073,0.323365098801668,0.32413550537656066,0.35220833902047993,0.3624157388360509,0.36686836740324386,0.377548044791531,0.38164238280220464,0.3868398573078894,0.3920453950193357,0.393968672052719,0.40057818973959003,0.40114100782288253,0.4015362979637812,0.4062367033616417,0.40821750743296936,0.41012231595580406,0.41241624444238634,0.4172959661746326,0.41842629888469357,0.41935812789701427,0.4225158239538872,0.42502835403554123,0.42858054017985076,0.43806592918552684],"n_dims_used":43,"mean_confidence":0.8999006581860919},"coverage":{"mean_confidence":0.8999006581860919,"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}}