{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000702},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000941","500:5000000815","500:5000000700","500:5000000878","500:5000000701","500:5000000761","500:5000000705","500:5000000704","500:5000000940","500:5000000751","500:5000000699","500:5000000991","485:4850008395","500:5000000374","500:5000000327","500:5000000823","500:5000000824","500:5000000371","500:5000000814","500:5000000278","500:5000000380","500:5000001111","500:5000000645","485:4850008394","500:5000000437"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,485,500,500,500,500,500,500,500,500,500,500,485,500],"twin_sims":[0.9050182927939351,0.89260111396664,0.8576330740952678,0.8339399224186356,0.7932409472507118,0.7224643060444043,0.7217696290914596,0.7200472479079743,0.7008899709538795,0.6816787222594811,0.6690618107103841,0.6560565258618941,0.6312104850073971,0.6298818491027612,0.6117266417159976,0.6084863285676342,0.6082955934877868,0.6073540150106168,0.6033424542956195,0.5859998226202672,0.5838586946522302,0.5755333159176825,0.5723217953451066,0.5701036795340502,0.5691616629332921],"twin_dists":[0.058023561321001615,0.06190954261069869,0.07197880854508339,0.07826894671537936,0.08839640786558672,0.10472221546193451,0.10487704838376645,0.10526059944700705,0.1094964961926773,0.11369720501210284,0.11643576711812842,0.11924547912592212,0.12458692411191269,0.12487187375536181,0.12876186087056898,0.12945572467742122,0.12949656656032862,0.1296981847337134,0.13055717389969917,0.13427235680769653,0.13473140586183602,0.1365175674333468,0.13720720094283392,0.13768374617676363,0.13788619236940328],"n_dims_used":44,"mean_confidence":0.9164381894198331},"coverage":{"mean_confidence":0.9164381894198331,"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}}