{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005996},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007339","490:4900007470","490:4900006970","490:4900008484","490:4900006121","490:4900006254","490:4900007937","490:4900007583","490:4900007708","490:4900006251","490:4900007338","490:4900006730","490:4900006250","490:4900005866","490:4900005998","490:4900007216","490:4900007103","490:4900007226","490:4900009359","490:4900006366","490:4900006484","490:4900006732","490:4900006371","490:4900008271","490:4900007582"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.20690121485613114,0.2031450408433209,0.18784901812897187,0.11424641939315065,0.09037569664212787,0.07745116265352117,0.07175240245306024,0.06748551778058007,0.059785616077488724,0.05302260696639381,0.048408345960983395,0.04053645273853382,0.04033516731609088,0.03369789007825789,0.0325361137596598,0.03180344829297115,0.029290773317281242,0.026494850903530636,0.025758132990935566,0.025058486829006174,0.02356871917255961,0.021925628321629777,0.021849125603445558,0.021331381461204314,0.01806904696848677],"twin_dists":[0.23054194500369335,0.2318785270772259,0.23750466291969902,0.2705256321955973,0.28476472653010454,0.2937637858503926,0.2981197463078496,0.30156857380655216,0.3082701761197001,0.3147701537108747,0.3196117481599557,0.3288443377978132,0.3290995702485136,0.33818877852604806,0.3399341397274556,0.34106239968120655,0.3451086849596596,0.34997764030627965,0.3513341267899964,0.35265372781185417,0.35557324057959566,0.3589848805819366,0.35914907402769986,0.360273606053081,0.36796240507515277],"n_dims_used":45,"mean_confidence":0.9225026448567708},"coverage":{"mean_confidence":0.9225026448567708,"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}}