{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000004656},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000004831","468:4680007390","500:5000004830","500:5000001323","477:4770002972","496:4960000501","478:4780009394","468:4680007392","484:4840000098","468:4680007391","478:4780004505","500:5000005005","500:5000001374","473:4730004823","477:4770002468","487:4870012261","500:5000008820","478:4780004275","477:4770002817","468:4680007517","499:4990003657","490:4900001229","474:4740005003","469:4690000796","468:4680007075"],"twin_admin_codes":[500,468,500,500,477,496,478,468,484,468,478,500,500,473,477,487,500,478,477,468,499,490,474,469,468],"twin_sims":[0.819413793626739,0.16593016662072263,0.13791015006681306,0.13609517564534204,0.1275660869881587,0.12119150193723101,0.11301925384977177,0.1060650010451289,0.09673841519118838,0.08634034180206329,0.07593320678488039,0.07226767288290116,0.07078008218955054,0.07061764582085574,0.0647304604558682,0.06315483905832624,0.06163228305441433,0.060668253137652846,0.05555835759438892,0.05123091725641915,0.047348598511862024,0.04698989837490679,0.04544593120627288,0.04400784738492522,0.04361974040218043],"twin_dists":[0.08196841399145392,0.246158462674767,0.258522198392611,0.25938512426173244,0.2635601513427558,0.26682069875934766,0.27119814926517466,0.2751196075553998,0.2807058925688644,0.28745765063146744,0.2948981016568812,0.2977146146528532,0.29889069942976176,0.2990203314083542,0.3038909476774386,0.3052556536101733,0.30660115127642823,0.3074672394064136,0.3122568018632852,0.3166068347866092,0.32077778773011767,0.32117740812850104,0.3229272120302329,0.3246024285960703,0.3250624009894844],"n_dims_used":44,"mean_confidence":0.9237272089177911},"coverage":{"mean_confidence":0.9237272089177911,"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}}