{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000314},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000619","480:4800000584","480:4800000346","466:4660010153","480:4800000588","480:4800000513","480:4800001035","480:4800000699","480:4800000508","480:4800000313","480:4800000317","494:4940001150","480:4800000996","480:4800000551","466:4660011944","480:4800001038","480:4800000662","466:4660012418","480:4800000648","480:4800000623","466:4660011463","480:4800000374","480:4800000478","487:4870000876","466:4660010808"],"twin_admin_codes":[480,480,480,466,480,480,480,480,480,480,480,494,480,480,466,480,480,466,480,480,466,480,480,487,466],"twin_sims":[0.23727751275181597,0.22662524473084816,0.16519625364302398,0.1595451955484738,0.14180564090745512,0.13997086619913052,0.13508808125581473,0.13041819397092677,0.12354812316739347,0.12133607133887159,0.10542091918937682,0.09936236810440675,0.09826254125315131,0.09785625337825185,0.09448212101826313,0.09404343112540567,0.09269379891467029,0.09016621835429844,0.0878237653934688,0.08777962994022265,0.08218127977206612,0.08017272009757508,0.08013697812297918,0.07992300185796197,0.07869715244865054],"twin_dists":[0.22029139505577286,0.223780753829911,0.24646202415294227,0.24883274181879703,0.25669835397934143,0.2575526662086446,0.25986766962003743,0.2621412283449403,0.2656004417510912,0.26674532245639165,0.27549279123730225,0.27909310116498653,0.27976498356340557,0.2800146762586398,0.28212043060215924,0.2823985410682678,0.28326061586029705,0.2849021458783649,0.2864563190504983,0.28648591631247683,0.2903400875530215,0.2917740686535281,0.29179984554632465,0.2919543570313094,0.292845992754965],"n_dims_used":43,"mean_confidence":0.9142635256745094},"coverage":{"mean_confidence":0.9142635256745094,"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}}