{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700005257},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002935","480:4800004701","469:4690002380","480:4800004691","496:4960006454","474:4740000974","473:4730004415","493:4930000538","466:4660004040","480:4800004330","478:4780008206","473:4730003097","480:4800003881","500:5000009660","493:4930000258","473:4730003116","484:4840004396","493:4930000013","493:4930001707","472:4720006298","466:4660004769","467:4670001776","469:4690002587","478:4780005340","488:4880003079"],"twin_admin_codes":[489,480,469,480,496,474,473,493,466,480,478,473,480,500,493,473,484,493,493,472,466,467,469,478,488],"twin_sims":[0.0644714465347314,0.04021386718092734,0.015291307804900095,0.011119718012843824,0.00986329936450775,0.008101647983290489,0.007040690732937702,0.006542513839448463,0.004914896176281262,0.004611473595092502,0.004549292745433307,0.004491373259420551,0.0038904457376486776,0.0036366735206382543,0.003044719744923568,0.002534076669179526,0.002365171741957286,0.0019542080510480133,0.0018375551647275244,0.0014876432388121654,0.001260889718413951,0.001227100802806126,0.0011568162652808732,0.001151741610532909,0.001139401506351551],"twin_dists":[0.3041134096360243,0.329253900060966,0.3755358800990701,0.3895816984839314,0.3947387376329854,0.40305842655706686,0.40889014148577885,0.41190626011310066,0.4234579376975313,0.4259886280364235,0.4265258298209923,0.4270322427971888,0.432668489122569,0.43529022250163063,0.44212092717338297,0.44907006830090784,0.45165352481407084,0.45872618535461573,0.46098379128979056,0.46864942425348877,0.47456420871904775,0.4755286900963512,0.47761627072381785,0.47777150743581354,0.4781516578822288],"n_dims_used":43,"mean_confidence":0.8968039224314135},"coverage":{"mean_confidence":0.8968039224314135,"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}}