{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013328},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013331","490:4900013308","490:4900013348","490:4900013326","490:4900013327","490:4900013336","490:4900013332","466:4660008481","490:4900013349","466:4660008326","490:4900013313","490:4900013061","494:4940007450","490:4900013347","490:4900013301","466:4660008823","494:4940008458","490:4900013329","490:4900011392","466:4660007126","466:4660008642","490:4900013279","490:4900013311","487:4870000899","466:4660008978"],"twin_admin_codes":[490,490,490,490,490,490,490,466,490,466,490,490,494,490,490,466,494,490,490,466,466,490,490,487,466],"twin_sims":[0.24798463977093946,0.23795352314624862,0.22482277386101723,0.2095245556316415,0.11780035756406922,0.0802653090369114,0.07836778096495489,0.07691780502860943,0.06722241270801473,0.05940876195096703,0.058715153132557756,0.04718633936165202,0.04585449950620789,0.03845254303215502,0.03761234957494051,0.0366653276127976,0.030895568979393686,0.025123339199815284,0.021850254810467755,0.01727965323317874,0.01702648752528229,0.016470740063685027,0.015287444773657255,0.015166250855976364,0.014592855783198246],"twin_dists":[0.21688560869395815,0.22007345156029,0.2243818374484566,0.22961826513627495,0.26860882300157685,0.29170733690538914,0.29308746475783737,0.2941602890311197,0.30178698303063983,0.3086159734329081,0.30925716843850565,0.3209582425725291,0.32245938804988955,0.33154036193631836,0.33266243125723605,0.33395293015249605,0.34249172969912733,0.35253008041140477,0.3591466468437295,0.3700044404871712,0.37067666959272716,0.3721836548229463,0.37554722832952186,0.37590454204430407,0.3776299522628251],"n_dims_used":45,"mean_confidence":0.9149037679036458},"coverage":{"mean_confidence":0.9149037679036458,"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}}