{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800006022},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["492:4920001849","492:4920003558","492:4920001566","480:4800005726","495:4950003321","480:4800005855","480:4800005151","492:4920001751","480:4800006276","480:4800006304","492:4920002595","480:4800005725","492:4920002543","480:4800004552","480:4800005237","492:4920002214","480:4800006089","480:4800005568","492:4920000757","480:4800006023","492:4920001705","480:4800004812","480:4800006262","497:4970003092","480:4800005857"],"twin_admin_codes":[492,492,492,480,495,480,480,492,480,480,492,480,492,480,480,492,480,480,492,480,492,480,480,497,480],"twin_sims":[0.008276414580964406,0.002232865772471399,0.001178320164753929,0.0009305169992712714,0.0008637768084364529,0.0008331218360338946,0.0006488102701251931,0.0005970047969152675,0.000340866509683947,0.0002720477529894031,0.0002645009299139682,0.00021310990245457413,0.00019368312935862385,0.0001556982480374284,0.00015556529534716803,0.0001465650450447904,0.00013906511948407274,0.0001368847735553953,0.00012719081454526,0.00012083773100125212,0.00009095241217679109,0.00008470811721119038,0.00007795308089769184,0.00007669625493976827,0.00006855273539762675],"twin_dists":[0.4021642895798374,0.4537982378821208,0.4769653743636192,0.48524314237384175,0.48782337846179064,0.48907119938239885,0.4976199994740299,0.5004327212872912,0.518978829067814,0.5262572221418974,0.527158153510825,0.5340259058665568,0.5370364885293905,0.5438498065595676,0.5438763011389888,0.5457214450696454,0.5473425637509197,0.5478293402477643,0.5500862119037168,0.5516551504584993,0.5602748090978165,0.5624119901682645,0.5648988857769491,0.5653840147029714,0.5687229527340643],"n_dims_used":42,"mean_confidence":0.919608888171968},"coverage":{"mean_confidence":0.919608888171968,"n_dims_used":42,"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}}