{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002638},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003179","480:4800003227","480:4800002586","480:4800003180","480:4800002977","480:4800002738","480:4800002691","480:4800003181","480:4800003655","480:4800002639","480:4800002634","480:4800002976","469:4690002944","469:4690001656","480:4800002686","494:4940002724","480:4800002825","490:4900002188","490:4900004171","469:4690003144","470:4700002967","469:4690003870","469:4690005207","490:4900003227","469:4690004145"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,469,469,480,494,480,490,490,469,470,469,469,490,469],"twin_sims":[0.6602181430721015,0.5822933492638813,0.47480430287749925,0.4288858369943816,0.4101845934745115,0.3864330403445811,0.36581499075583246,0.3529388379494592,0.33154764545257803,0.32314078706008964,0.31499899132059694,0.2973085355642859,0.28561665514134393,0.27652853182057235,0.2744897883020375,0.2694740252471493,0.26698820637067994,0.2636108680867199,0.26288907997131267,0.25647555367956165,0.2533136493485707,0.25302010172715517,0.25022360568060237,0.2454439884333668,0.24394261461508418],"twin_dists":[0.11834765587126252,0.13506708428759648,0.15851632657184897,0.16899306113166435,0.1733858933866698,0.17909467386457734,0.18418634428937372,0.18743912384115896,0.1929835028163451,0.1952154108967636,0.1974080110096673,0.20228632771262467,0.20560445909024827,0.20824038796549837,0.20883892024287887,0.21032316322558448,0.21106508599703,0.2120800071744646,0.21229796201551598,0.21425133437149546,0.2152257211402805,0.21531657295361084,0.21618546367710764,0.21768502292379188,0.21815993562106045],"n_dims_used":43,"mean_confidence":0.9222129999205123},"coverage":{"mean_confidence":0.9222129999205123,"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}}