{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000156},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000235","477:4770000497","477:4770000065","477:4770000496","477:4770000278","477:4770000655","489:4890001876","477:4770000665","477:4770000654","477:4770000155","477:4770000759","477:4770002334","477:4770000498","477:4770000406","477:4770000186","477:4770000549","485:4850007635","477:4770000446","477:4770000188","477:4770000666","477:4770001022","477:4770000430","477:4770000614","477:4770000612","477:4770000658"],"twin_admin_codes":[477,477,477,477,477,477,489,477,477,477,477,477,477,477,477,477,485,477,477,477,477,477,477,477,477],"twin_sims":[0.6438254477545886,0.6401245659763469,0.6333765802157856,0.6297525904789193,0.6225621266798872,0.571319802864815,0.5590777914212017,0.5414284529311502,0.541364213133734,0.5312504230131769,0.5219212440521972,0.49380523441753266,0.473619350876465,0.465353502106446,0.46057431856514924,0.4569023724656117,0.4547441188234098,0.44860261557174147,0.4276676365195166,0.41833715147842,0.4177453777766262,0.4130103698940818,0.4098746581322436,0.40834025967106985,0.4061462905240262],"twin_dists":[0.12187841973030822,0.12267365316978485,0.12412225361063768,0.12489959290243788,0.12644091493904203,0.13742244684556887,0.1400558490880556,0.14386721087705953,0.14388112172891207,0.14607523045990925,0.14810687185571364,0.15428456124532094,0.15878199412624425,0.16064145279459466,0.1617217485177513,0.16255446309950386,0.1630450328764882,0.16444570202962322,0.16927672828288662,0.1714606492437327,0.17159985062761074,0.1727167185451168,0.17345941207552443,0.17382374232907183,0.17434573527845273],"n_dims_used":45,"mean_confidence":0.9198147243923611},"coverage":{"mean_confidence":0.9198147243923611,"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}}