{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000922},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000844","480:4800000342","480:4800000964","466:4660012421","480:4800000659","480:4800000313","466:4660011616","466:4660012557","480:4800000514","466:4660011949","480:4800000803","480:4800000883","480:4800000541","494:4940001215","494:4940001095","487:4870001618","487:4870000072","480:4800001212","487:4870001619","487:4870001331","466:4660011626","480:4800000543","480:4800000315","480:4800000730","487:4870001238"],"twin_admin_codes":[480,480,480,466,480,480,466,466,480,466,480,480,480,494,494,487,487,480,487,487,466,480,480,480,487],"twin_sims":[0.22559574491856751,0.1610671853836291,0.15614135298034013,0.1187205941248528,0.11358744557166557,0.11090571050188451,0.1059054311605936,0.10360552279435595,0.09901425233044617,0.09664801763854006,0.09596306867089653,0.0901239510581746,0.08280636587066918,0.07137050969657242,0.06916149964060749,0.06885308756641834,0.06815293466650271,0.06683888055504271,0.06638094874401208,0.0645422390215507,0.060442418201803176,0.059813298299128584,0.05854415131271821,0.05385017048406036,0.053817688003265515],"twin_dists":[0.22412367842104303,0.24818832389350884,0.25029031467109636,0.26811973722223625,0.27088607066776654,0.27236973866672126,0.275211898487995,0.27655427349377165,0.27930513116331235,0.280762063731106,0.2811890244613263,0.2849299042022518,0.2898995420324018,0.2984215332673232,0.30019334830917854,0.3004443647633204,0.3010176311894364,0.30210661250336807,0.30249020974418533,0.3040525349104365,0.3076717631050345,0.3082448459714124,0.3094162061010464,0.31393915430218255,0.31397157130886927],"n_dims_used":43,"mean_confidence":0.9138402717058048},"coverage":{"mean_confidence":0.9138402717058048,"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}}