{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870009996},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960010022","490:4900002942","494:4940008190","490:4900004465","496:4960009758","478:4780009567","496:4960010266","496:4960010102","494:4940005281","479:4790006501","496:4960010435","494:4940008570","496:4960006098","496:4960011659","496:4960011367","494:4940006707","496:4960010180","472:4720004843","474:4740005069","467:4670000262","490:4900002364","480:4800000955","496:4960010828","474:4740005002","466:4660002234"],"twin_admin_codes":[496,490,494,490,496,478,496,496,494,479,496,494,496,496,496,494,496,472,474,467,490,480,496,474,466],"twin_sims":[0.10355606356526181,0.08569192832320326,0.08185843977831302,0.07181159980493833,0.07045636027161153,0.06966924195214866,0.06708178470434172,0.06384321238388728,0.06031741252864037,0.05800679538545022,0.050341158729913606,0.04998668486649876,0.04168405598915173,0.04092157524047047,0.040394433391693504,0.03988495075359168,0.03941114690079748,0.039236821817689366,0.03852283199226182,0.037101073132427394,0.03656549620888953,0.03542013226679378,0.03417161047315135,0.03407911081084773,0.03351638332267451],"twin_dists":[0.2765833949153824,0.2878996424511448,0.290568667766665,0.29807308276781336,0.2991492845662211,0.29978207182933114,0.30190400714789417,0.3046560393499103,0.30778524258754847,0.30991846958267494,0.31753885981276064,0.31791399594447967,0.3274092588221801,0.3283589641596611,0.3290243086429147,0.32967436660352256,0.33028522743373306,0.33051154218074474,0.33144743586564224,0.33335567439233227,0.3340906119227341,0.33569351473717995,0.3374917978596962,0.33762724208546335,0.3384580423314795],"n_dims_used":43,"mean_confidence":0.9124211156091024},"coverage":{"mean_confidence":0.9124211156091024,"n_dims_used":43,"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}}