{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001825},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001653","480:4800001769","480:4800001654","480:4800001710","480:4800001601","480:4800001602","480:4800001545","480:4800001600","470:4700004198","480:4800001652","480:4800001599","480:4800001826","480:4800001768","480:4800001544","470:4700004027","469:4690002497","480:4800001891","480:4800001329","480:4800001945","470:4700005366","469:4690002492","470:4700005512","469:4690002496","470:4700004544","466:4660004630"],"twin_admin_codes":[480,480,480,480,480,480,480,480,470,480,480,480,480,480,470,469,480,480,480,470,469,470,469,470,466],"twin_sims":[0.6639588285468646,0.6168126346204793,0.5713722332033503,0.552771957153715,0.5232317808696707,0.462577180332542,0.3910437888170057,0.32654760675687966,0.2995116031856871,0.28540295490367945,0.2526972852711747,0.246264931773456,0.24281157357122274,0.23507260226260066,0.22804297685675629,0.22552455687938713,0.2095538729578107,0.19109384063241885,0.18859058049063093,0.18623536807741678,0.18028398353808442,0.1745370643407735,0.16958968450975126,0.15991702377281616,0.15228432871370484],"twin_dists":[0.11753965949416881,0.12767262876673502,0.13741118288110754,0.14141533543183626,0.14782098683274547,0.16126854121821477,0.17797408863731293,0.19430712385645238,0.2016697897468922,0.20566585427687445,0.21541656080633204,0.2174261343014839,0.21851895255813789,0.2210050812839412,0.22331019623019432,0.22414742940451518,0.2296079871027672,0.23628525305672865,0.23722469096055607,0.23811657483923118,0.24040619977918046,0.24266853551965922,0.24465908694306532,0.2486748967659754,0.2519702905529512],"n_dims_used":42,"mean_confidence":0.9179727463495164},"coverage":{"mean_confidence":0.9179727463495164,"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}}