{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001736},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001895","490:4900001590","490:4900002939","490:4900002184","494:4940008230","487:4870002894","496:4960006374","490:4900001067","490:4900001727","496:4960011985","487:4870002769","496:4960011904","466:4660013985","496:4960004825","490:4900002339","487:4870003415","490:4900007024","496:4960007771","496:4960007034","494:4940008137","496:4960006645","494:4940007076","494:4940008436","496:4960011993","470:4700001963"],"twin_admin_codes":[490,490,490,490,494,487,496,490,490,496,487,496,466,496,490,487,490,496,496,494,496,494,494,496,470],"twin_sims":[0.5638793065327654,0.5421801671187453,0.5396442371166682,0.4801661702229741,0.47784409450506593,0.45858425598367103,0.45350898317838984,0.4461616745956222,0.44116164546540027,0.43349869339176583,0.42680927768672683,0.4182771003672392,0.4172102306917342,0.41035670984206046,0.4025494445764008,0.3869588773540182,0.38548634153610256,0.38444859385521934,0.3765279018934766,0.37652320343566476,0.37391665644094835,0.3691622378048053,0.365522596486345,0.36496615555014417,0.3628790212670411],"twin_dists":[0.13902213630592544,0.14370445302159027,0.14425368978939723,0.15731688091041748,0.15783579295646047,0.1621727532277455,0.16332616074316167,0.16500438799947725,0.16615246014149823,0.1679218858946217,0.1694768031537157,0.17147477107863518,0.17172580442438715,0.17334507679091946,0.17520423066948645,0.17896655827814328,0.1793255373748222,0.17957891417492342,0.18152375717249863,0.18152491668039397,0.18216926802462954,0.1833503103433307,0.18425955673922284,0.1843989651670867,0.18492282527136308],"n_dims_used":45,"mean_confidence":0.9172860039605035},"coverage":{"mean_confidence":0.9172860039605035,"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}}