{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003959},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003008","490:4900010363","490:4900003556","490:4900004648","494:4940008283","490:4900009979","490:4900010794","490:4900003818","490:4900002267","466:4660009663","490:4900001660","490:4900006615","490:4900003960","490:4900003673","490:4900001518","490:4900005352","466:4660010507","494:4940007433","466:4660010663","494:4940008980","490:4900003817","494:4940007531","490:4900010960","490:4900005494","466:4660012440"],"twin_admin_codes":[490,490,490,490,494,490,490,490,490,466,490,490,490,490,490,490,466,494,466,494,490,494,490,490,466],"twin_sims":[0.28054453294804677,0.007156281885916712,0.004912953528953116,0.004433014185031654,0.003854676275711658,0.0028436257832742803,0.0025915784981457154,0.002453198931763009,0.0017920682466225045,0.0017339232825696943,0.0017201886970625918,0.001717645136759713,0.0015330197847592956,0.0015261431374448587,0.0014761893661467168,0.0012971041429503684,0.0012759076090930407,0.001216353631190027,0.0008849897521460428,0.0008533998528422089,0.0007435959725311834,0.0006363293939472736,0.0006346045213651137,0.0006195065167705458,0.0006183569054426873],"twin_dists":[0.20706920455811798,0.40821783595978245,0.42347368458773776,0.4275485292574234,0.43302842823691284,0.4447201084611849,0.44822649627015376,0.4502867566492822,0.4619000293624317,0.4631029438836275,0.4633925087221591,0.46344636801879857,0.46756676107952605,0.4677289173068409,0.46892752464714255,0.4735566854745513,0.4741431878360532,0.4758406158893197,0.4869837650211166,0.4882411024754691,0.49297634366771875,0.4982779621244269,0.49836983774543175,0.4991841216158693,0.4992468794656879],"n_dims_used":44,"mean_confidence":0.9256401062011719},"coverage":{"mean_confidence":0.9256401062011719,"n_dims_used":44,"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}}