{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000389},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000287","500:5000000289","485:4850007537","500:5000000446","485:4850007595","485:4850007536","485:4850007796","485:4850007539","500:5000000295","500:5000000605","485:4850007639","500:5000000291","500:5000000199","500:5000000450","500:5000000292","500:5000000549","485:4850007590","485:4850007273","485:4850007763","485:4850007477","485:4850007687","485:4850007413","500:5000000392","485:4850007135","485:4850007594"],"twin_admin_codes":[500,500,485,500,485,485,485,485,500,500,485,500,500,500,500,500,485,485,485,485,485,485,500,485,485],"twin_sims":[0.9220696159752529,0.9118052561369734,0.9071172540222542,0.9024928885374169,0.8801168658576427,0.8746028338213818,0.8718567943701352,0.8522394007124465,0.8519476217692072,0.8436469817602371,0.8434709571037089,0.8354528056904871,0.8317346048765372,0.828585528921384,0.8226240598188271,0.8206727878748866,0.8083588499588876,0.7973873822852076,0.7889046758738923,0.7881981620521505,0.7807173496385775,0.7765583964352769,0.7702881011116213,0.762626496730262,0.7611323923318059],"twin_dists":[0.05231687172388054,0.055809425149159535,0.057346185523992683,0.05883026667226203,0.0656349676941013,0.06723069213760036,0.06801508305362411,0.07344234138621006,0.07352094373607336,0.07573389719664195,0.07578035752272327,0.07787736448380661,0.07883753097567442,0.07964498563866333,0.08115980788791075,0.0816518747299543,0.08471743723602569,0.08739591287151592,0.08943624961959978,0.0896050662008345,0.09138257298744307,0.09236321352276383,0.09383207940146879,0.0956121274832766,0.09595746672857797],"n_dims_used":45,"mean_confidence":0.9209743923611111},"coverage":{"mean_confidence":0.9209743923611111,"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}}